Ningbo Hi-Tech Biochemicals Co., Ltd.

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Profile: Ningbo Hi-Tech Biochemicals Co., Ltd. specializes in the custom manufacturing of peptides and amino acid derivatives. Our products include food additives, herbal extracts, hormones, steroids, cosmetic raw materials, peptides, vitamins, agrochemical intermediates, water treatment chemicals, protected amino acids, capsules & tablets and nutritional raw materials.

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• 1(Alpha),25-Dihydroxy-vitamin D2

IUPAC Name: (1S,3R,5Z)-5-[(2E)-2-[(1R,3aS,7aR)-1-[(E,2R,5R)-6-hydroxy-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol

Molecular Formula:	C₂₈H₄₄O₃	Molecular Weight:	428.657 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	3

InChIKey: ZGLHBRQAEXKACO-BPRPVYICSA-N

• 3-Acetyl-4-(2,3-apioxypropyl)]-1,1Diethylurea/Celiprolol intermediate-2

• 1?,26-Dihydroxy Vitamin D3

IUPAC Name: (1R,3S,5Z)-5-[(2E)-2-[(1R,3aS,7aR)-1-[(2R)-7-hydroxy-6-methylheptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol | CAS Registry Number: 300692-92-6
Synonyms: 1|A,26-Dihydroxy Vitamin D3, (1|A,3|A,5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-1,3,26-triol

Molecular Formula:	C₂₇H₄₄O₃	Molecular Weight:	416.636460 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	3

InChIKey: LTDVBAXFIVSUFW-IQLPMBEJSA-N

• 1,25-DIHYDROXY-23-AZAVITAMIN D3

IUPAC Name: (1R,3S,5E)-5-[(2E)-2-[1-[1-[(2-hydroxy-2-methylpropyl)amino]propan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol | CAS Registry Number: 87407-70-3
Synonyms: 1,25-DAVD3, 1,25-Dihydroxy-23-azavitamin D3, LMST03020070, CID6439812, 1alpha,25-Dihydroxy-23-azavitamin D3, 1,3-Cyclohexanediol, 4-methylene-5-(2-(octahydro-1-(2-((2-hydroxy-2-methylpropyl)amino)-1-methylethyl)-7a-methyl-4H-inden-4-ylidene)ethylidene)-, (2R-(1alpha(S*),3abeta,4E(Z(1R*,3S*)),7aalpha))-, 4-Methylene-5-(2-(octahydro-1-(2-((2-hydroxy-2-methylpropyl)amino)-1-methylethyl)-7a-methyl-4H-inden-4-ylidene)ethylidene)-1,3-cyclohexanediol (2R-(1alpha(S*),3abeta,4E(Z(1R*,3S*)),7aalpha))-

Molecular Formula:	C₂₆H₄₃NO₃	Molecular Weight:	417.624520 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	4

InChIKey: KJDVMNDTGSVQOU-MZCUTJAOSA-N

• 19-NOR-10-KETOVITAMIN D3

IUPAC Name: 2-[2-[7a-methyl-1-(6-methylheptan-2-yl)-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-hydroxycyclohexan-1-one | CAS Registry Number: 62743-72-0
Synonyms: 19-NK-VD3, 19-Nor-10-ketovitamin D3, CID124941, 5(E)-19-Nor-10-ketocholecalciferol, 19-Nor-9,10-secocholesta-5,7-dien-4-one, 1-hydroxy-, (1alpha,5E,7E)-

Molecular Formula:	C₂₆H₄₂O₂	Molecular Weight:	386.610480 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	2

InChIKey: GBQBUXZDVCNURD-UHFFFAOYSA-N

• 1,24,26-TRIHYDROXY-DELTA 22-VITAMIN D3

IUPAC Name: (1R,3S,5Z)-5-[(2Z)-2-[(1R,3aS,7aR)-1-[(E,2R,6S)-6,7-dihydroxy-6-methylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol | CAS Registry Number: 101558-90-1
Synonyms: LMST03020191, CID6438910, Ro 23-4319, Ro-23-4319, 1,24,26-Trihydroxy-delta 22-vitamin D3, 9,10-Secocholesta-5,7,10(19),22-tetraene-1,3,25,26-tetrol, (1alpha,3beta,5Z,7E,22E,25S)-

Molecular Formula:	C₂₇H₄₂O₄	Molecular Weight:	430.619980 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	4

InChIKey: JYHXCOMHKCOBKF-ZYMHPPEVSA-N

• 1,25,26-TRIHYDROXY-23-OXO-VITAMIN D3

IUPAC Name: (6R)-6-[(1R,3aS,4E,7aR)-4-[(2Z)-2-[(3R,5S)-3,5-dihydroxy-2-methylidenecyclohexylidene]ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]-1,2-dihydroxy-2-methylheptan-4-one | CAS Registry Number: 82095-24-7
Synonyms: 1,25,26-Tov, CID6439609, 1,25,26-Trihydroxy-23-oxo-vitamin D3, 1,25,26-Trihydroxy-23-oxocholecalciferol, 9,10-Secocholesta-5,7,10(19)-trien-23-one, 1,3,25,26-tetrahydroxy-, (1alpha,3beta,5Z,7E)-

Molecular Formula:	C₂₇H₄₂O₅	Molecular Weight:	446.619380 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	5

InChIKey: UJVUXWQBSVDWHC-UKNXHTNDSA-N

• 1,25-DIHYDROXY-24-TRIHOMO-22-ENE-VITAMIN D3

IUPAC Name: (1R,3S,5E)-5-[(2E)-2-[(3aS,7aR)-1-[(E)-9-hydroxy-9-methyldec-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol | CAS Registry Number: 123963-52-0
Synonyms: 1,25-Dte-D3, LMST03020458, CID6439173, 1,25-Dihydroxy-24-trihomo-22-ene-vitamin D3, 1,25-Dihydroxy-24-trihomo-22-ene-cholecalciferol, 1,3-Cyclohexanediol, 4-methylene-5-((octahydro-1-(8-hydroxy-1,8-dimethyl-2-nonenyl)-7a-methyl-4H-inden-4-ylidene)ethylidene)-, (1R-(1alpha(1R*,2E),3abeta,4E(1R*,3S*,5Z),7aalpha))-

Molecular Formula:	C₃₀H₄₈O₃	Molecular Weight:	456.700320 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	3

InChIKey: RZLPEKINOHYZDW-GWXRBXGESA-N

• 1,25-DIHYDROXY-PREVITAMIN D(3)

IUPAC Name: (1S,3R)-5-[(Z)-2-[(1R,3aR,7aR)-1-[(2R)-6-hydroxy-6-methylheptan-2-yl]-7a-methyl-1,2,3,3a,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-4-ene-1,3-diol | CAS Registry Number: 57102-09-7
Synonyms: 1,25-Dihydroxytachysterol, 1,25-Dihydroxy-previtamin D(3), LMST03020261, LMST03020660, CID6438507, 1 alpha,25-Dihydroxy-previtamin D(3), 9,10-Secocholesta-5(10),6,8-triene-1,3,25-triol, (1alpha,3beta,6Z)-

Molecular Formula:	C₂₇H₄₄O₃	Molecular Weight:	416.636460 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	3

InChIKey: DOIZGAFWGREMOD-BJGFKTPISA-N

• 10-KETO-25-HYDROXYVITAMIN D3

IUPAC Name: (2E,4R)-2-[(2E)-2-[(1R,3aS,7aR)-1-[(2R)-6-hydroxy-6-methylheptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-hydroxycyclohexan-1-one | CAS Registry Number: 86852-07-5
Synonyms: 10-Khvd, 10-Keto-25-hydroxyvitamin D3, 25-Hydroxy-10-oxocholecalciferol, 25-Hydroxycholecalciferol-10-one, CID6439797, 19-Nor-9,10-secocholesta-5,7-dien-4-one, 1,25-dihydroxy-, (1alpha,5Z,7E)-

Molecular Formula:	C₂₆H₄₂O₃	Molecular Weight:	402.609880 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: WGGXZJFAPUZXLC-NGPZEFBZSA-N

• (3S)-tert-Butyldimethylsilyl Vitamin D2 SO2 Adduct (Mixture of Diastereomers)

IUPAC Name: [(5S)-3-[(E)-[(1R,3aS,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]methyl]-2,2-dioxo-1,3,4,5,6,7-hexahydro-2-benzothiophen-5-yl]oxy-tert-butyl-dimethylsilane | CAS Registry Number: 251445-16-6
Synonyms: (1,1-Dimethylethyl)dimethyl[[(1|A,7E,22E)-6,19-sulfonyl-9,10-secoergosta-5(10),7,22-trien-3-yl]oxy]silane

Molecular Formula:	C₃₄H₅₈O₃SSi	Molecular Weight:	574.973020 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: ISXKXFGJQNACAU-NYGAKBRBSA-N

• 2-FLUOROVITAMIN D3

IUPAC Name: (1S,2S,5Z)-5-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-2-fluoro-4-methylidenecyclohexan-1-ol | CAS Registry Number: 103638-37-5
Synonyms: 2-Fluorovitamin D3, CID6438974, 9,10-Secocholesta-5,7,10(19)-trien-3-ol, 2-fluoro-, (2alpha,3beta,5Z,7E)-

Molecular Formula:	C₂₇H₄₃FO	Molecular Weight:	402.628123 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	2

InChIKey: BRKJGWLWZNQAQB-HUEPGBSESA-N

• 1,3-DIBENZYL-2-IMIDAZOLIDONE-CIS-4,5-DICARBOXYLIC ACID(INTERMEDIATE OF D-BIOTIN)

IUPAC Name: (4R,5R)-1,3-dibenzyl-2-oxoimidazolidine-4,5-dicarboxylic acid | CAS Registry Number: 26339-40-2
Synonyms: CTK1A0043, AG-E-82709, 4,5-Imidazolidinedicarboxylicacid, 1,3-dibenzyl-2-oxo-, trans- (8CI)

Molecular Formula:	C₁₉H₁₈N₂O₅	Molecular Weight:	354.356620 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	5

InChIKey: QSMUFXXTSUEZJA-HZPDHXFCSA-N

• 11A-HYDROXYVITAMIN D3

IUPAC Name: (3R,3aR,5S,7E,7aS)-7-[(2Z)-2-[(5R)-5-hydroxy-2-methylidenecyclohexylidene]ethylidene]-3a-methyl-3-[(2R)-6-methylheptan-2-yl]-2,3,4,5,6,7a-hexahydro-1H-inden-5-ol | CAS Registry Number: 89321-96-0
Synonyms: 11-Hydroxyvitamin D3, 11alpha-Hydroxyvitamin D3, CID6439865, 9,10-Secocholesta-5,7,10(19)-triene-3,11-diol, (3beta,5Z,7E,11alpha)-

Molecular Formula:	C₂₇H₄₄O₂	Molecular Weight:	400.637060 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	2

InChIKey: KDPWFHILYNISTF-DQCVJNKXSA-N

• (2S,3R)-1-(Dimethylamino)-3-(3-methoxyphenyl)-2-methylpentan-3-ol; Tapentadol Intermediate

IUPAC Name: (2R,3S)-1-(dimethylamino)-3-(3-methoxyphenyl)-2-methylpentan-3-ol | CAS Registry Number: 809282-20-0
Synonyms: (2R,3S)-1-(Dimethylamino)-3-(3-methoxyphenyl)-2-methylpentan-3-ol, SureCN3160537, CTK8B9646, ANW-62841, AKOS016004274, AK101608

Molecular Formula:	C₁₅H₂₅NO₂	Molecular Weight:	251.364500 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	3

InChIKey: PZNRRUTVGXCKFC-DOMZBBRYSA-N

• 1,23,25,26-TETRAHYDROXYVITAMIN D3

IUPAC Name: (2R,4S,6R)-6-[(1R,3aS,4Z,7aR)-4-[(2Z)-2-[(3S,5R)-3,5-dihydroxy-2-methylidenecyclohexylidene]ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]-2-methylheptane-1,2,4-triol | CAS Registry Number: 100634-18-2
Synonyms: LMST03020306, 1,23,25,26-Tetrahydroxyvitamin D3, CID6438879, 1alpha,23,25,26-Tetrahydroxyvitamin D3

Molecular Formula:	C₂₇H₄₄O₅	Molecular Weight:	448.635260 [g/mol]
H-Bond Donor:	5	H-Bond Acceptor:	5

InChIKey: QDZSTMXTBPCCGE-NMXSSONZSA-N

• 1,25-DIHYDROXYVITAMIN D3-23,26-LACTOL (CAS: 87680-15-7)

• 1-A-25-DIHYDROXY-16-ENE-23-YNE-26,27-HEXAFLUOROVITAMIND3

IUPAC Name: (1R,3S,5E)-5-[(2E)-2-[(3aS,7aS)-7a-methyl-1-[(2R)-7,7,7-trifluoro-6-hydroxy-6-(trifluoromethyl)hept-4-yn-2-yl]-3a,5,6,7-tetrahydro-3H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol | CAS Registry Number: 137102-93-3
Synonyms: Ro-24-5531

Molecular Formula:	C₂₇H₃₂F₆O₃	Molecular Weight:	518.540 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	9

InChIKey: WVQFESJNOSYLJI-RGTRFGFKSA-N

• 2-(3,4-DIMETHOXYBENZYL)-3-(N-BENZYL-4-PIPERIDINE)PROPANOIC ACID(DONEPEZIL INTERMEDIATE) (CAS: 259170-03-1)