Aodong Chemical Co., Ltd.

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Profile: Aodong Chemical Co., Ltd. specializes in R&D, production & sales of paper-making chemicals, rubber ingredients and dyeing & printing auxiliaries. We are ISO 9002 certified. Some of our brighteners are fluorescence whitening agents such as MST, CXT, 4BK and BA. Our liquid fluorescence whitening agent, MST is a green-yellow transparent liquid with chrysophenine derivate as the main component. Our fluorescence whitening agent, CXT is a white or faint yellow powder that has chrysophenine derivate as the main component. It is used in the whitening treatment of cotton, polyester cotton, silk and long vegetable fiber.

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• Aluminum brighteners

• Brightener Vbl

• Brighteners

• C.I. FLUORESCENT BRIGHTENER 118 (CAS: 61373-76-0)

• C.I. FLUORESCENT BRIGHTENER 156 (CAS: 12224-20-3)

• C.I. FLUORESCENT BRIGHTENER 162 (CAS: 3271-26-9)

• C.I. FLUORESCENT BRIGHTENER 192 (CAS: 12270-54-1)

• C.I. FLUORESCENT BRIGHTENER 194 (CAS: 12270-56-3)

• C.I. FLUORESCENT BRIGHTENER 203 (CAS: 150315-58-5)

• C.I. FLUORESCENT BRIGHTENER 205

IUPAC Name: disodium;5-[[4-anilino-6-(methylamino)-1,3,5-triazin-2-yl]amino]-2-[(E)-2-[4-[[4-anilino-6-(methylamino)-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate | CAS Registry Number: 61951-69-7
Synonyms: UNII-S3GWQ1ID6Z, EINECS 250-860-8, S3GWQ1ID6Z, Disodium 4,4'-bis((4-anilino-6-methylamino-s-triazin-2-yl)amino)stilbene-2,2'-disulfonate, 2,2'-Stilbenedisulfonic acid, 4,4'-bis((4-anilino-6-methylamino-s-triazin-2-yl)amino)-, disodium salt, Disodium 4,4'-bis((6-anilino-4-(methylamino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulphonate, C.I. Fluorescent Bringtener 205, AC1O5SRJ, C.I. 508150, Fluorescent brightener 205, Sodium 4,4'-bis((6-anilino-4-(methylamino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulphonate, EINECS 286-162-5, LS-146843, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(methylamino)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)-, sodium salt, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(methylamino)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)-, sodium salt (1:?), Disodium 4,4'-bis[[6-anilino-4-(methylamino)-1,3,5-triazin-2-yl]amino]stilbene-2,2'-disulfonate, disodium 5-[[4-anilino-6-(methylamino)-1,3,5-triazin-2-yl]amino]-2-[(E)-2-[4-[[4-anilino-6-(methylamino)-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate

Molecular Formula:	C₃₄H₃₀N₁₂Na₂O₆S₂	Molecular Weight:	812.792 [g/mol]
H-Bond Donor:	6	H-Bond Acceptor:	18

InChIKey: KQIXHGNMGGYJAC-QDBORUFSSA-L

• C.I. FLUORESCENT BRIGHTENER 217 (CAS: 72414-07-4)

• C.I. Fluorescent Brightener 238 (CAS: 61968-73-8)

• C.I. FLUORESCENT BRIGHTENER 24

IUPAC Name: disodium 5-[[4-[bis(2-hydroxyethyl)amino]-6-(3-sulfonatoanilino)-1,3,5-triazin-2-yl]amino]-2-[(E)-2-[4-[[4-[bis(2-hydroxyethyl)amino]-6-(3-sulfonatoanilino)-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate | CAS Registry Number: 12224-02-1
Synonyms: Fungiqual, Heliofor P, Mikephor BN, Belofor STsD, Kayaphor BSN, Whitex BB, Tinopal 2B, Tinopal 2BF, C.I. Fluorescent Brightener 24, EINECS 235-422-6, C.I. Fluorescent Brightening Agent 24, C.I. Fluorescent brightenening agent 24, CID6440123, LS-53703, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(bis(2-hydroxyethyl)amino)-6-((3-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-, tetrasodium salt, Tetrasodium 4,4'-bis((4-(bis(2-hydroxyethyl)amino)-6-((3-sulphonatophenyl)amino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulphonate, 107634-65-1, 12677-04-2, 16470-25-0, 41614-14-6

Molecular Formula:	C₄₀H₄₀N₁₂Na₂O₁₆S₄-₂	Molecular Weight:	1119.055940 [g/mol]
H-Bond Donor:	8	H-Bond Acceptor:	28

InChIKey: LCBNRTVDYLQISA-MIIBGCIDSA-J

• C.I. FLUORESCENT BRIGHTENER 271 (CAS: 72413-95-7)

• C.I. FLUORESCENT BRIGHTENER 312 (CAS: 52232-14-1)

• C.I. FLUORESCENT BRIGHTENER 317 (CAS: 61931-44-0)

• C.I. FLUORESCENT BRIGHTENER 321 (CAS: 205510-59-4)

• C.I. FLUORESCENT BRIGHTENER 328 (CAS: 99549-43-6)

• C.I. FLUORESCENT BRIGHTENER 339 (CAS: 60650-94-4)

• C.I. FLUORESCENT BRIGHTENER 340 (CAS: 107028-80-8)

• C.I. FLUORESCENT BRIGHTENER 374:1 (CAS: 94395-89-8)

• C.I. FLUORESCENT BRIGHTENER 49 (CAS: 60800-31-9)

• C.I. FLUORESCENT BRIGHTENER 54

IUPAC Name: sodium;4-[5-(4-chlorophenyl)-3-phenyl-3,4-dihydropyrazol-2-yl]benzenesulfonate | CAS Registry Number: 12768-89-7
Synonyms: EINECS 255-038-2, 40691-09-6, 2-Pyrazoline, 1-(4-sulfophenyl)-3-(4-chlorophenyl)-5-phenyl-, sodium salt, Sodium 1-(4-sulfophenyl)-3-(4-chlorophenyl)-5-phenyl-2-pyrazoline, Benzenesulfonic acid, 4-(3-(4-chlorophenyl)-4,5-dihydro-5-phenyl-1H-pyrazol-1-yl)-, sodium salt, Tinopal WG, Uvitex WG, Whitex WG, Sodium 4-(3-(4-chlorophenyl)-4,5-dihydro-5-phenyl-1H-pyrazol-1-yl)benzenesulphonate, FLUORESCENT BRIGHTENER 54, AC1Q1VEQ, C.I. 505510, C.I.Fluoresent Brightener 54, SCHEMBL19535045, CTK4I3572, C.I. Fluorescent Brightener 54, AKOS015964250, sodium 4-[3-(4-chlorophenyl)-5-phenyl-4,5-dihydro-1h-pyrazol-1-yl]benzenesulfonate, LS-31827, 99551-12-9

Molecular Formula:	C₂₁H₁₆ClN₂NaO₃S	Molecular Weight:	434.870 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	5

InChIKey: UTJLWJQDJWWHIB-UHFFFAOYSA-M

• C.I. FLUORESCENT BRIGHTENER 90

IUPAC Name: disodium 5-[(4-anilino-6-methoxy-1,3,5-triazin-2-yl)amino]-2-[(E)-2-[4-[(4-anilino-6-methoxy-1,3,5-triazin-2-yl)amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate | CAS Registry Number: 12224-08-7
Synonyms: Intrawhite CF, Leucophor PC, Heliofor CSP, Heliofor RCP, Belofor KB, Photine HV, Uvitex CF, Rylux PRS, Uvitex CF 200, Uvitex CF conc. PRS, Fluorescent Brightener 134, FBA-90, C.I. FBA 90, C.I. Fluorescent Brightener 134, C.I. Fluorescent Brightener 213, EINECS 222-326-4, 7342-13-4 (Parent), EINECS 285-882-7, CID6444191, LS-146842

Molecular Formula:	C₃₄H₂₈N₁₀Na₂O₈S₂	Molecular Weight:	814.757860 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	18

InChIKey: BDYOOAPDMVGPIQ-QDBORUFSSA-L

• C.I. FLUORESCENT BRIGHTENER 99 (CAS: 61725-19-7)

• C.I. FluorescentBrightener 357 (9CI) (CAS: 83512-97-4)

• Disodium4,4'-Bis(2-Sulfostyryl)Biphenyl

IUPAC Name: disodium 2-[(Z)-2-[4-[4-[(Z)-2-(2-sulfonatophenyl)ethenyl]phenyl]phenyl]ethenyl]benzenesulfonate | CAS Registry Number: 27344-41-8
Synonyms: Tinopal CBS, Tinopal CBS-X, STILBENE 3, FBA 351, EINECS 248-421-0, Disodium 4,4'-bis(2-sulfostyryl)biphenyl, CID6434006, LS-31779, Benzenesulfonic acid, 2,2'-(4,4'-biphenylylenedivinylene)di-, disodium salt, Disodium 2,2'-((1,1'-biphenyl)-4,4'-diyldivinylene)bis(benzenesulphonate), Benzenesulfonic acid, 2,2'-((1,1'-biphenyl)-4,4'-diyldi-2,1-ethenediyl)bis-, disodium salt, Disodium 4,4'-bis-((4-anilino-6-(N-methyl-2-hydroxyethylamino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulfonate, 38775-22-3, 63439-81-6, 71124-07-7

Molecular Formula:	C₂₈H₂₀Na₂O₆S₂	Molecular Weight:	562.564340 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	6

InChIKey: PMPJQLCPEQFEJW-GNTLFSRWSA-L

• Fluorescence Brighteners

• Fluorescent Brightener 61

IUPAC Name: disodium;7-(diethylamino)-4-methylchromen-2-one;sulfate | CAS Registry Number: 12224-04-3
Synonyms: Calcofluor White RWP, C.I. Fluorescent Brightener 56, C.I. Fluorescent Brightener 61, 2H-1-Benzopyran-2-one, 7-(diethylamino)-4-methyl-, mixt. with disodium sulfate, 7-(Diethylamino)-4-methyl-2H-1-benzopyran-2-one mixt. with disodium sulfate, 1340-71-2, 1340-72-3, 39471-50-6, 51848-33-0, 52051-36-2, 8066-05-5

Molecular Formula:	C₁₄H₁₇NNa₂O₆S	Molecular Weight:	373.332419 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	7

InChIKey: VCVLWUCCHFGCRM-UHFFFAOYSA-L

• FLUORESCENT BRIGHTENER 1 (CAS: 15339-39-6)

• FLUORESCENT BRIGHTENER 101 (CAS: 51848-34-1)

• Fluorescent Brightener 113

IUPAC Name: disodium;5-[[4-anilino-6-(diethoxyamino)-1,3,5-triazin-2-yl]amino]-2-[(Z)-2-[4-[[4-anilino-6-(diethoxyamino)-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate | CAS Registry Number: 12768-92-2
Synonyms: Blankophor BA, stilbene derivative, optical brightener 113, fluorescent brightening agent 113, C.I. Fluorescent Brightener 113

Molecular Formula:	C₄₀H₄₂N₁₂Na₂O₁₀S₂	Molecular Weight:	960.950 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	22

InChIKey: JUBLHYOQMVXSEM-YSRXXYTISA-L

• Fluorescent Brightener 119 (CAS: 12270-52-9)

• Fluorescent Brightener 121

IUPAC Name: 4-[5-(4-chlorophenyl)-3,4-dihydropyrazol-2-yl]benzenesulfonamide | CAS Registry Number: 2744-49-2
Synonyms: 1-Methylcyclopropanemethanol, CBDivE_007868, MolPort-002-140-226, CID75972, EINECS 220-378-2, 4-(3-(4-Chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide, 4-(3-(4-Chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulphonamide, Benzenesulfonamide, 4-(3-(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-, 12224-11-2, 67894-04-6

Molecular Formula:	C₁₅H₁₄ClN₃O₂S	Molecular Weight:	335.808560 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	5

InChIKey: VZTHUHAJEZPWNC-UHFFFAOYSA-N

• Fluorescent Brightener 134

IUPAC Name: disodium 5-[(4-anilino-6-methoxy-1,3,5-triazin-2-yl)amino]-2-[(E)-2-[4-[(4-anilino-6-methoxy-1,3,5-triazin-2-yl)amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate | CAS Registry Number: 3426-43-5
Synonyms: Intrawhite CF, Leucophor PC, Heliofor CSP, Heliofor RCP, Belofor KB, Photine HV, Uvitex CF, Rylux PRS, Uvitex CF 200, Uvitex CF conc. PRS, FBA-90, C.I. FBA 90, C.I. Fluorescent Brightener 134, C.I. Fluorescent Brightener 213, EINECS 222-326-4, 7342-13-4 (Parent), EINECS 285-882-7, CID6444191, LS-146842, (Bis(2-methoxy-4-anilinocyanurato)-4,4'-diamino)stilbene-2,2'-disulfonic acid disodium salt

Molecular Formula:	C₃₄H₂₈N₁₀Na₂O₈S₂	Molecular Weight:	814.757860 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	18

InChIKey: BDYOOAPDMVGPIQ-QDBORUFSSA-L

• Fluorescent Brightener 135

IUPAC Name: 5-methyl-2-[(E)-2-(5-methyl-1,3-benzoxazol-2-yl)ethenyl]-1,3-benzoxazole | CAS Registry Number: 1041-00-5
Synonyms: SK (fluorescent brightener), EINECS 241-271-7, MolPort-002-144-063, Benzoxazole, vinylenebis[5-methyl-, EINECS 213-866-1, ZINC03998020, 1,2-Bis(5-methylbenzoxazol-2-yl)ethylene, 2,2'-Vinylenebis(5-methylbenzoxazole), CID5332173, (E)-2,2'-Vinylenebis(5-methylbenzoxazole), trans-2,2'-Ethylenebis(5-methylbenzoxazole), LS-42189, Benzoxazole, 2,2'-vinylenebis(5-methyl-, (E)-, alpha,beta-Di(5-methylbenzoxazol-2-yl)ethene, 2,2'-(1,2-Ethenediyl)bis(5-methylbenzoxazole), Benzoxazole, 2,2'-(1E)-1,2-ethenediylbis(5-methyl-, Benzoxazole, 2,2'-(1,2-ethenediyl)bis(5-methyl-, Benzoxazole, 2,2'-(1,2-ethenediyl)bis(5-methyl-, (E)-, Benzoxazole, 2,2'-(1,2-ethenediyl)bis[5-methyl-, SK

Molecular Formula:	C₁₈H₁₄N₂O₂	Molecular Weight:	290.315960 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	4

InChIKey: VKRZNAWSCAUDRQ-BQYQJAHWSA-N

• FLUORESCENT BRIGHTENER 162

IUPAC Name: 6-methoxy-2-methylbenzo[de]isoquinoline-1,3-dione

Molecular Formula:	C₁₄H₁₁NO₃	Molecular Weight:	241.242040 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: CNUWYNDMLFVRBU-UHFFFAOYSA-N

• FLUORESCENT BRIGHTENER 179

IUPAC Name: 2,4-dimethoxy-6-pyren-1-yl-1,3,5-triazine | CAS Registry Number: 12224-35-0
Synonyms: EINECS 221-896-1, CID76757, 2,4-Dimethoxy-6-pyren-1-yl-1,3,5-triazine, 1-(4,6-Dimethoxy-1,3,5-triazin-2-yl)pyrene, 2-(1-Pyrenyl)-4,6-dimethoxy-1,3,5-triazine, 1,3,5-Triazine, 2,4-dimethoxy-6-(1-pyrenyl)-, 3271-22-5

Molecular Formula:	C₂₁H₁₅N₃O₂	Molecular Weight:	341.362700 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	5

InChIKey: FYGHRTSDRSCANY-UHFFFAOYSA-N

• FLUORESCENT BRIGHTENER 181 (CAS: 12224-37-2)

• FLUORESCENT BRIGHTENER 184

IUPAC Name: 5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole | CAS Registry Number: 12224-40-7
Synonyms: BBOT, Uvitex OB, Ambcb5255921, BBOT 150, CBDivE_008000, BIDD:GT0727, 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene, EINECS 230-426-4, MolPort-001-757-249, NSC 158163, 223999_SIAL, CID292429, NSC158163, STK386365, ZINC01601800, AC-10399, BAS 00532110, LS-42227, 2,5-Bis(5-tert-butylbenzoxazol-2-yl)thiophene, B1554

Molecular Formula:	C₂₆H₂₆N₂O₂S	Molecular Weight:	430.561840 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	4

InChIKey: AIXZBGVLNVRQSS-UHFFFAOYSA-N

• FLUORESCENT BRIGHTENER 185

IUPAC Name: 2-[5-(1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole | CAS Registry Number: 12224-41-8
Synonyms: Uvitex EBF, Uvitex sof, Thiophenebis(benzoxazolyl), Fba 185, SOF (fluorescent brightener), CBDivE_007759, 2,5-Bis(benzoxazol-2-yl)thiophene, EINECS 220-685-1, 2,5-Bis(2-benzoxazoyl)thiophene, MolPort-002-112-267, C.I. Fluorescent Brightener 190, CID17867, Thiophene, 2,5-di(benzoxazol-2-yl)-, STK367333, ZINC00236153, 2,2'-(2,5-Thiophenediyl)bisbenzoxazole, 2,2'-Thiophene-2,5-diylbis(benzoxazole), C.I. Fluorescent brightening agent 190, Benzoxazole, 2,2'-(2,5-thiophenediyl)bis-, LS-42226

Molecular Formula:	C₁₈H₁₀N₂O₂S	Molecular Weight:	318.349200 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	4

InChIKey: UGFSLKRMHPGLFU-UHFFFAOYSA-N

• Fluorescent Brightener 191 (CAS: 12270-53-0)

• FLUORESCENT BRIGHTENER 200 (CAS: 61968-72-7)

• Fluorescent Brightener 204 (CAS: 76482-77-4)

• FLUORESCENT BRIGHTENER 206 (CAS: 12642-93-2)

• Fluorescent Brightener 210

IUPAC Name: 2-[(E)-2-[4-(methylamino)-2-sulfonatophenyl]ethenyl]-5-[[4-morpholin-4-yl-6-(4-sulfonatoanilino)-1,3,5-triazin-2-yl]amino]benzenesulfonate; 4-[(4-methyl-6-morpholin-4-yl-1,3,5-triazin-2-yl)amino]benzenesulfonate; sodium | CAS Registry Number: 28950-61-0
Synonyms: Photine BTM, C.I. Fluorescent Brightener 210, C.I. Fluorescent Brightener 211, EINECS 249-323-0, CID6440893, LS-31929, 2,2'-Stilbenedisulfonic acid, 4,4'-bis((4-morpholino-6-(p-sulfoanilino)-s-triazin-2-yl)amino)-, tetrasodium salt, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(4-morpholinyl)-6-((4-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-, tetrasodium salt, Tetrasodium 4,4'-bis((4-morpholino-6-(p-sulphonatoanilino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulphonate, 52276-79-6, 78851-79-3, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(4-morpholinyl)-6-((4-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-, sodium salt (1:4)

Molecular Formula:	C₄₂H₄₂N₁₂Na₄O₁₄S₄-₄	Molecular Weight:	1159.073960 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	26

InChIKey: XQESDAXKAMZHMR-YWURNZKTSA-J

• FLUORESCENT BRIGHTENER 230

IUPAC Name: disodium;5-[[4-[(3-amino-3-oxopropyl)-(2-hydroxyethyl)amino]-6-anilino-1,3,5-triazin-2-yl]amino]-2-[(E)-2-[4-[[4-[(3-amino-3-oxopropyl)-(2-hydroxyethyl)amino]-6-anilino-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate | CAS Registry Number: 27344-06-5
Synonyms: EINECS 248-420-5, AC1O5UJH, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-((3-amino-3-oxopropyl)(2-hydroxyethyl)amino)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)-, disodium salt, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-((3-amino-3-oxopropyl)(2-hydroxyethyl)amino)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)-, sodium salt (1:2), Disodium 4,4'-bis((4-anilino-6-((2-carbamoylethyl)(2-hydroxyethyl)amino)-1,3,5,-triazin-2-yl)amino)stilbene-2,2'-disulphonate, disodium 5-[[4-[(3-amino-3-oxopropyl)-(2-hydroxyethyl)amino]-6-anilino-1,3,5-triazin-2-yl]amino]-2-[(E)-2-[4-[[4-[(3-amino-3-oxopropyl)-(2-hydroxyethyl)amino]-6-anilino-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate

Molecular Formula:	C₄₂H₄₄N₁₄Na₂O₁₀S₂	Molecular Weight:	1014.996099 [g/mol]
H-Bond Donor:	8	H-Bond Acceptor:	22

InChIKey: KXZDXBWYWMOFCR-YHPRVSEPSA-L

• Fluorescent Brightener 251

IUPAC Name: tetrasodium 5-[[4-(2-hydroxyethylamino)-6-(3-sulfoanilino)-1,3,5-triazin-2-yl]amino]-2-[(E)-2-[4-[[4-(2-hydroxyethylamino)-6-(3-sulfoanilino)-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]ethenyl]benzenesulfonic acid | CAS Registry Number: 16324-27-9
Synonyms: Wobital BBK, EINECS 240-400-4, CID6440853, LS-31926, 2,2'-(1,2-Ethenediyl)bis(5-(4-((2-hydroxyethyl)amino)-6-((m-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)benzenesulfonic acid, tetrasodium salt, 2,2'-Stilbenedisulfonic acid, 4,4'-bis((4-((2-hydroxyethyl)amino)-6-(m-sulfoanilino)-s-triazin-2-yl)amino)-, tetrasodium salt, 4,4'-Bis((4-((2-hydroxyethyl)amino)-6-(m-sulfoanilino)-s-triazin-2-yl)amino)-2,2'-stilbenedisulfonic acid tetrasodium salt, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-((2-hydroxyethyl)amino)-6-((3-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-, tetrasodium salt, Tetrasodium 4,4'-bis((4-((2-hydroxyethyl)amino)-6-(m-sulphonatoanilino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulphonate, 11107-83-8, 12270-51-8, 12676-26-5, 61968-74-9, 75026-69-6, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-((2-hydroxyethyl)amino)-6-((3-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-, sodium salt (1:4)

Molecular Formula:	C₃₆H₃₆N₁₂Na₄O₁₄S₄+₄	Molecular Weight:	1080.962120 [g/mol]
H-Bond Donor:	12	H-Bond Acceptor:	26

InChIKey: HECFMGCMMKUMIN-YZNHWISSSA-N

• Fluorescent Brightener 263 (CAS: 99549-42-5)

• Fluorescent Brightener 264

IUPAC Name: hexasodium 2-[[4-[bis(2-hydroxyethyl)amino]-6-[4-[(E)-2-[4-[[4-[bis(2-hydroxyethyl)amino]-6-(2,5-disulfonatoanilino)-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]ethenyl]-3-sulfonatoanilino]-1,3,5-triazin-2-yl]amino]benzene-1,4-disulfonate | CAS Registry Number: 68971-49-3
Synonyms: Rylux bsu, EINECS 273-468-9, 114456-70-1 (Parent), CID6441328, 1,4-Benzenedisulfonic acid, 2,2'-(1,2-ethenediylbis((3-sulfo-4,1-phenylene)imino(6-(bis(2-hydroxyethyl)amino)-1,3,5-triazine-4,2-diyl)imino))bis-, hexasodium salt, 1,4-Benzenedisulfonic acid, 2,2'-(1,2-ethenediylbis((3-sulfo-4,1-phenylene)imino(6-(bis(2-hydroxyethyl)amino)-1,3,5-triazine-4,2-diyl)imino))bis-, sodium salt (1:6), 2,2'-(1,2-Ethenediyl)bis(5-((4-(bis(2-hydroxyethyl)amino)-6-((2,5-disulfophenyl)amino)-1,3,5-triazin-2-yl)amino)benzenesulfonic acid) hexasodium salt, 76482-78-5, 81604-39-9, Hexasodium 2,2'-(vinylenebis((3-sulphonato-4,1-phenylene)imino(6-(bis(2-hydroxyethyl)amino)-1,3,5-triazine-4,2-diyl)imino))bis(benzene-1,4-disulphonate)

Molecular Formula:	C₄₀H₃₈N₁₂Na₆O₂₂S₆	Molecular Weight:	1369.125540 [g/mol]
H-Bond Donor:	8	H-Bond Acceptor:	34

InChIKey: ZECOZQHKQDLCBT-IRTUOLCXSA-H