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• Acid Brown 119

IUPAC Name: disodium 4-[[2,4-diamino-5-[(3-sulfonatophenyl)diazenyl]phenyl]diazenyl]-2-[(2Z)-2-[(5E)-5-[(4-nitrophenyl)hydrazinylidene]-2,6-dioxocyclohex-3-en-1-ylidene]hydrazinyl]benzenesulfonate | CAS Registry Number: 6428-27-9
Synonyms: EINECS 229-207-6, Disodium 4-((2,4-diamino-5-((3-sulphonatophenyl)azo)phenyl)azo)-2-((2,6-dihydroxy-3-((4-nitrophenyl)azo)phenyl)azo)benzenesulphonate

Molecular Formula:	C₃₀H₂₁N₁₁Na₂O₁₀S₂	Molecular Weight:	805.664980 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	20

InChIKey: KTDCADZWZZJDIT-RQUQLRMDSA-L

• ACID BROWN 121

IUPAC Name: disodium (3Z)-5-[(2Z)-2-[(5E)-5-[(2-hydroxy-5-nitrophenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]-3-[(4-nitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate | CAS Registry Number: 6487-04-3
Synonyms: EINECS 229-361-4, Disodium 5-((2,4-dihydroxy-3-((2-hydroxy-5-nitrophenyl)azo)phenyl)azo)-4-hydroxy-3-((4-nitrophenyl)azo)naphthalene-2,7-disulphonate

Molecular Formula:	C₂₈H₁₆N₈Na₂O₁₄S₂	Molecular Weight:	798.581380 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	20

InChIKey: QKJCSWHWJMGJIX-FRTDZMFCSA-L

• ACID BROWN 122 (CAS: 12269-98-6)

• Acid Brown 14

IUPAC Name: 4-[2-[2,6-dioxo-5-[(4-sulfonaphthalen-1-yl)hydrazinylidene]cyclohex-3-en-1-ylidene]hydrazinyl]naphthalene-1-sulfonic acid; sodium | CAS Registry Number: 5850-16-8
Synonyms: Crispin Brown W, Dermina Brown G, Fenazo Brown N, Curol Brown R, Solar Brown RX, Acid Brown M, Resorcine Brown R, Brasilan Brown RN, Hexaderm Brown DA, Resorcin Brown RN, Aciderm Brown GRF, Resorcin Brown 3R, Resorcine Brown RN, Brown 5EMBL, Hispacid Brown RRN, Coriamine Brown 3R, Mitsui Acid Brown R, Nitto Acid Brown RX, Resorcine Brown sodium, Mitsui Acid Brown 3R

Molecular Formula:	C₂₆H₁₈N₄NaO₈S₂	Molecular Weight:	601.562890 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	12

InChIKey: KKFNCRVHAIQJRH-UHFFFAOYSA-N

• Acid brown 147 (CAS: 12211-50-6)

• Acid Brown 161 (CAS: 61724-13-8)

• Acid Brown 165 (CAS: 61724-14-9)

• Acid Brown 191 (CAS: 61724-16-1)

• Acid Brown 2

IUPAC Name: sodium (3Z)-6-anilino-3-[(2-methoxy-5-nitrophenyl)hydrazinylidene]-4-oxonaphthalene-2-sulfonate | CAS Registry Number: 3626-41-3
Synonyms: C.I. Acid Brown 2, EINECS 222-840-9, CID9577293, Sodium 4-hydroxy-3-((2-methoxy-5-nitrophenyl)azo)-6-(phenylamino)naphthalene-2-sulphonate, 2-Naphthalenesulfonic acid, 4-hydroxy-3-((2-methoxy-5-nitrophenyl)azo)-6-(phenylamino)-, monosodium salt

Molecular Formula:	C₂₃H₁₇N₄NaO₇S	Molecular Weight:	516.458450 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	10

InChIKey: FHVVUBCVXDIVTD-LIUXSCBKSA-M

• Acid Brown 214 (CAS: 37372-87-5)

• Acid Brown 235 (CAS: 12269-90-8)

• ACID BROWN 237 (CAS: 71872-21-4)

• Acid Brown 265 (CAS: 10343-57-4)

• Acid Brown 282 (CAS: 12219-65-7)

• Acid Brown 283 (CAS: 12219-66-8)

• Acid Brown 289 (CAS: 12219-72-6)

• ACID BROWN 310 (CAS: 12234-85-4)

• ACID BROWN 311 (CAS: 12234-86-5)

• Acid Brown 314 (CAS: 12219-81-7)

• ACID BROWN 325 (CAS: 61967-07-3)

• Acid brown 33 (CAS: 12269-85-1)

• Acid Brown 348 (CAS: 72827-72-6)

• Acid Brown 349 (CAS: 72827-73-7)

• Acid Brown 354

IUPAC Name: disodium 5-nitro-2-[4-[(2E)-2-[(5E)-5-[[4-(4-nitro-2-sulfonatoanilino)phenyl]hydrazinylidene]-2,6-dioxocyclohex-3-en-1-ylidene]hydrazinyl]anilino]benzenesulfonate | CAS Registry Number: 71799-43-4
Synonyms: EINECS 276-027-9, Disodium 2,2'-((2,4-dihydroxy-1,3-phenylene)bis(azo-4,1-phenyleneimino))bis(5-nitrobenzenesulphonate)

Molecular Formula:	C₃₀H₂₀N₈Na₂O₁₂S₂	Molecular Weight:	794.635740 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	18

InChIKey: JLCRMZWRPADFNX-PTSVFQCASA-L

• Acid Brown 355 (CAS: 60181-77-3)

• Acid brown 357 (CAS: 61814-63-9)

• Acid Brown 365 (CAS: 63641-88-3)

• Acid Brown 369 (CAS: 97199-26-3)

• Acid Brown 402 (CAS: 127830-16-4)

• Acid Brown 422 (CAS: 126851-39-6)

• Acid Brown 425 (CAS: 119509-49-8)

• Acid Brown 432 (CAS: 119509-50-1)

• Acid Brown 434 (CAS: 126851-40-9)

• Acid Brown 452 (CAS: 152521-14-7)

• Acid Brown 50 (CAS: 11075-38-0)

• Acid Brown 83

IUPAC Name: copper sodium 3-[(3Z)-3-[(3-amino-4-nitrophenyl)hydrazinylidene]-2-oxido-4-oxocyclohexa-1,5-dien-1-yl]diazenyl-4-oxidobenzenesulfonate | CAS Registry Number: 13011-68-2
Synonyms: Koranil Brown CGG, Trifo Brown CG, Baygenal Brown CGG, C.I. Acid Brown 83, EINECS 235-862-9, CID9577275, LS-2232, C.I. 20250, C.I. ACID BROWN 83 (AZO DYE), Cuprate(1-), (3-((3-((3-amino-4-nitrophenyl)azo)-2,4-dihydroxyphenyl)azo)-4-hydroxybenzenesulfonato(3-))-, sodium, Sodium (3-((3-((3-amino-4-nitrophenyl)azo)-2,4-dihydroxyphenyl)azo)-4-hydroxybenzenesulphonato(3-))cuprate(1-)

Molecular Formula:	C₁₈H₁₁CuN₆NaO₈S	Molecular Weight:	557.916110 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	13

InChIKey: CRDRZGSJPDFSNN-PFAHZDCWSA-K

• Acid Brown 85 (CAS: 77031-30-2)

• Acid Brown 97

IUPAC Name: copper;4-[(2E)-2-[(5E)-5-[(2-hydroxy-3,5-dinitrophenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]benzenesulfonic acid;sodium | CAS Registry Number: 108347-99-5
Synonyms: Acid brown 97, 347A995

Molecular Formula:	C₁₈H₁₂CuN₆NaO₁₀S	Molecular Weight:	590.922 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	14

InChIKey: NJVARLAZGFUDCU-HVDIXVISSA-N

• Acid Brown 98

IUPAC Name: iron;4-[3-methyl-4-[(2E)-2-(3-nitro-6-oxocyclohexa-2,4-dien-1-ylidene)hydrazinyl]-5-oxo-4H-pyrazol-1-yl]benzenesulfonic acid | CAS Registry Number: 12269-88-4
Synonyms: Acid brown 98, 269A884

Molecular Formula:	C₄₈H₃₉FeN₁₅O₂₁S₃	Molecular Weight:	1313.949 [g/mol]
H-Bond Donor:	6	H-Bond Acceptor:	30

InChIKey: JWKIMGCBBFULLK-ZVTVLTMOSA-N

• Acid Brown A

IUPAC Name: trisodium;4-[[3-[(4-anilino-3-sulfonatophenyl)diazenyl]-2,6-dihydroxy-5-[(4-nitrophenyl)diazenyl]phenyl]diazenyl]-5-hydroxynaphthalene-2,7-disulfonate | CAS Registry Number: 93376-15-9
Synonyms: Acid Brown 440

Molecular Formula:	C₃₄H₂₁N₈Na₃O₁₄S₃	Molecular Weight:	930.733 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	21

InChIKey: JHBDBLPKFHKYRW-UHFFFAOYSA-K

• Acid brown BRL

IUPAC Name: [1-(2-diphenylphosphanyl-5,6,7,8-tetrahydronaphthalen-1-yl)-5,6,7,8-tetrahydronaphthalen-2-yl]-diphenylphosphane | CAS Registry Number: 61724-04-7
Synonyms: 139139-86-9, (R)-H8-BINAP, (S)-H8-BINAP, H8-BINAP, (R)-(+)-2,2'-BIS(DIPHENYLPHOSPHINO)-5,5',6,6',7,7',8,8'-OCTAHYDRO-1,1'-BINAPHTHYL, (r)-2,2'-bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl, ANSOKCGDSQQISA-UHFFFAOYSA-N, AC1N9UXH, 139139-93-8, SCHEMBL665033, (R)-(+)-H8-BINAP, (S)-(-)-H8-BINAP, (S)-H8-BINAP, technical grade, AKOS015917585, ZINC100032661, SC11260, (R)-H8-BINAP, >=94%, (S)-(-)-2,2'-BIS(DIPHENYLPHOSPHINO)-5,5',6,6',7,7',8,8'-OCTAHYDRO-1,1'-BINAPHTHYL, ACM139139869, AK187972

Molecular Formula:	C₄₄H₄₀P₂	Molecular Weight:	630.752 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	0

InChIKey: ANSOKCGDSQQISA-UHFFFAOYSA-N

• Acid brown15 (C.I. 20190)

IUPAC Name: disodium 4-[(2E)-2-[(5E)-4,6-dioxo-5-[(4-sulfonatophenyl)hydrazinylidene]cyclohex-2-en-1-ylidene]hydrazinyl]naphthalene-1-sulfonate | CAS Registry Number: 5850-15-7
Synonyms: EINECS 227-446-0, Disodium 4-((2,4-dihydroxy-3-((4-sulphonatophenyl)azo)phenyl)azo)naphthalene-1-sulphonate

Molecular Formula:	C₂₂H₁₄N₄Na₂O₈S₂	Molecular Weight:	572.478100 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	12

InChIKey: OPAUXFNZXJMBAZ-RTYPZBHLSA-L

• Acid chrome blue (C.I. 61710)

IUPAC Name: disodium 5-methyl-2-[[5-(4-methyl-2-sulfonatoanilino)-9,10-dioxoanthracen-1-yl]amino]benzenesulfonate | CAS Registry Number: 6408-63-5
Synonyms: Alizarin Violet R, Alizarin violet, Solway Violet BNA, Solway Violet BRA, Acid Violet 34, Alizarin violet 3R, Anthraquinone Violet, Anthraquinone Violet R, Telon Fast Violet EF, C.I. Acid Violet 34, Cosmetic Lilac R 5283, Ext D and C Violet No. 1, 117-04-4 (Parent), CID62604, EINECS 229-062-9, NSC 297168, A0969, C.I. 61710, C.I. ACID VIOLET 34, DISODIUM SALT, m-Toluenesulfonic acid, 6,6'-(1,5-anthraquinonylenediimino)di-, disodium salt (8CI)

Molecular Formula:	C₂₈H₂₀N₂Na₂O₈S₂	Molecular Weight:	622.576540 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	10

InChIKey: FBNCDTLHQPLASV-UHFFFAOYSA-L

• Acid Chrome Blue K

IUPAC Name: sodium;(3Z)-5-hydroxy-3-[(2-hydroxy-5-sulfonatophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate | CAS Registry Number: 3270-25-5
Synonyms: acid chrome blue K, Chrome Blue K

Molecular Formula:	C₁₆H₉N₂NaO₁₂S₃-₂	Molecular Weight:	540.420 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	14

InChIKey: HARZKAYQQUHQCN-FLNCGGNMSA-K

• Acid Chrome Pure Blue B (CAS: 1976-92-5)

• Acid Dyes

IUPAC Name: sodium;4-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]benzene-1,3-disulfonate

Molecular Formula:	C₂₇H₃₁N₂NaO₆S₂	Molecular Weight:	566.663 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	7

InChIKey: SJEYSFABYSGQBG-UHFFFAOYSA-M

• Acid Dyestuff

• Acid Green Dye

IUPAC Name: trisodium;iron(3+);5-nitroso-6-oxidonaphthalene-2-sulfonate | CAS Registry Number: 10401-67-9
Synonyms: Naphthol Green B, Acid green 1, 19381-50-1, C.I. 10020, D and C Green 1, Ext D&C Green 1, C.I. Acid Green 1, C.I. Pigment Green 12, Ext D and C Green No. 1, Naphthol Green, AC1MC3PF, AC1OCD2E, UNII-W60I5H3VMQ, N7257_SIGMA, C.I. Acid Green 1 (VAN), 70550_FLUKA, NSC 9830, EINECS 243-010-2, Ext D and C Green No. 1 (VAN), CI 10020

Molecular Formula:	C₃₀H₁₅FeN₃Na₃O₁₅S₃	Molecular Weight:	878.460508 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	18

InChIKey: JMXROTHPANUTOJ-UHFFFAOYSA-H

• Acid mordant Brown 92

IUPAC Name: sodium (6Z)-6-[(2-hydroxy-5-nitrophenyl)hydrazinylidene]-5-oxonaphthalene-1-sulfonate | CAS Registry Number: 5858-58-2
Synonyms: EINECS 227-494-2, CID9575874, Sodium 5-hydroxy-6-((2-hydroxy-5-nitrophenyl)azo)naphthalene-1-sulphonate, 1-Naphthalenesulfonic acid, 5-hydroxy-6-((2-hydroxy-5-nitrophenyl)azo)-, monosodium salt, 1-Naphthalenesulfonic acid, 5-hydroxy-6-(2-(2-hydroxy-5-nitrophenyl)diazenyl)-, sodium salt (1:1)

Molecular Formula:	C₁₆H₁₀N₃NaO₇S	Molecular Weight:	411.321270 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	9

InChIKey: UMNDYQQYHHBFGU-HBPAQXCTSA-M

• ACID MORDANT BROWN FG (CAS: 5858-48-0)