Chenggu Zhenhua Biological Science & Technology Co., Ltd.

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Profile: Chenggu Zhenhua Biological Science & Technology Co., Ltd. is a manufacturer of pharmaceutical intermediates of steroid hormones drugs. We are ISO 9001:2000 and ISO 14001:2004-certified. Our list of products includes diosgenin, 16-Dehydropregnenolone acetate, pregnenolone acetate, pregnenolone and 16,17-a-Epoxyprogesterone. Our dehydroepiandrosterone is a white to light yellow crystalline powder with no foreign odor. It is used as an intermediate for steroidal drugs and contraceptives. The pregnenolone is used in the synthesis of steroid drug intermediate & steroid drugs and as an intermediate for the synthesis of progesterone & antiflamison.

8 Products/Chemicals (Click for related suppliers)

• Diosgenin

Synonyms: DIOSGENIN, Yamogenin, 3beta-Hydroxy-5-spirostene, D1634_SIGMA, (25R)-5-Spirosten-3beta-ol, CID99474, NSC 226132, Spirost-5-en-3-ol, (3beta,25S)-, C08898, 512-06-1

Molecular Formula:	C₂₇H₄₂O₃	Molecular Weight:	414.620580 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	3

InChIKey: WQLVFSAGQJTQCK-VKROHFNGSA-N

• Pregnenolone

IUPAC Name: 1-[(3S,8S,9S,10R,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone | CAS Registry Number: 145-13-1
Synonyms: pregnenolone, Arthenolone, Skinostelon, Pregnetan, Pregneton, Pregnolon, Regnosone, Prenolon, Enelone, Pregneninolone, Natolone, Bina-Skin, delta5-Pregnenolone, 5-Pregnenolone, Prestwick_859, 5-Pregnen-3beta-ol-20-one, 3beta-Hydroxypregn-5-en-20-one, Pregnenolonum [INN-Latin], Pregnenolona [INN-Spanish], Prestwick0_000546

Molecular Formula:	C₂₁H₃₂O₂	Molecular Weight:	316.477580 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	2

InChIKey: ORNBQBCIOKFOEO-QGVNFLHTSA-N

• Pregnenolone acetate

IUPAC Name: (17-acetyl-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl) acetate | CAS Registry Number: 1778-02-5
Synonyms: Enescorb, Previsone, Sharmone, Antofin, Artivis, Pregenolone acetate, PREGNENOLONE ACETATE, Pregnenolone-3-acetate, NCIOpen2_008303, ARONIS001137, CID15686, NSC64827, EINECS 217-212-6, STK061707, NCGC00160652-01, Pregn-5-en-20-one, 3.beta.-hydroxy-, acetate, BAS 00513833, Pregn-5-en-20-one, 3-(acetyloxy)-, (3.beta.)-, SR-01000645380-1

Molecular Formula:	C₂₃H₃₄O₃	Molecular Weight:	358.514260 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: CRRKVZVYZQXICQ-UHFFFAOYSA-N

• Progesterone

IUPAC Name: (8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one | CAS Registry Number: 57-83-0
Synonyms: progesterone, Crinone, Luteohormone, Progesteronum, Syngesterone, Prometrium, Utrogestan, Cyclogest, Progestin, Agolutin, Glanducorpin, Hormoflaveine, Methylpregnone, Pregnenedione, Progestasert, Progestronol, Flavolutan, Gestormone, Gynolutone, Hormoluton

Molecular Formula:	C₂₁H₃₀O₂	Molecular Weight:	314.461700 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: RJKFOVLPORLFTN-LEKSSAKUSA-N

• 17a-Hydroxyprogesterone acetate

IUPAC Name: (17-acetyl-10,13-dimethyl-3-oxo-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl) acetate | CAS Registry Number: 302-23-8
Synonyms: Prokan, 17-Acetoxyprogesterone, 17.alpha.-Acetoxyprogesterone, 17-Hydroxyprogesterone acetate, 17-AP, NSC12191, EINECS 241-337-5, NCGC00160371-01, 17-Hydroxyprogesterone 17.alpha.-acetate, BAS 00417541, Pregn-4-ene-3,20-dione, 17-(acetyloxy)-, 17alpha-Hydroxyprogesterone-17alpha acetate, 3,20-Dioxopregn-4-en-17-beta-yl acetate, ST5228986, Pregn-4-ene-3,20-dione, 17-hydroxy-, acetate, U 5533, 17308-02-0

Molecular Formula:	C₂₃H₃₂O₄	Molecular Weight:	372.497780 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	4

InChIKey: VTHUYJIXSMGYOQ-UHFFFAOYSA-N

• 16-Dehydropregnenolone Acetate

IUPAC Name: [(3S,8R,9S,10R,13S,14S)-17-acetyl-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate | CAS Registry Number: 979-02-2
Synonyms: Dehydropregnenolone acetate, 16-Dehydropregnenolone acetate, 16,17-Didehydropregnenolone acetate, EINECS 213-558-7, NSC 37741, CID92855, NSC37741, BRN 1026798, 3beta-Acetoxypregna-5,16-dien-20-one, ZINC02105100, 20-Oxopregna-5,16-dien-3beta-yl acetate, KS-1008, 20-Oxopregna-5,16-dien-3-beta-yl acetate, 3.beta.-Acetoxypregna-5,16-dien-20-one, 3beta-Acetyloxy-pregna-5,16-dien-20-one, LS-118517, (3-beta)-3-(Acetyloxy)pregna-5,16-dien-20-one, 20-Oxopregna-5,16-dien-3.beta.-yl acetate, C14503, Pregna-5,16-dien-20-one, 3-beta-hydroxy-, acetate

Molecular Formula:	C₂₃H₃₂O₃	Molecular Weight:	356.498380 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: MZWRIOUCMXPLKV-RFOVXIPZSA-N

• 16,17a-Epoxy progesterone

Synonyms: 16alpha,17-Epoxyprogesterone, E5125_SIGMA, 16alpha,17alpha-Epoxyprogesterone, EINECS 214-147-5, NSC 18315, BB_NC-0287, NSC18315, ZINC03982458, 16-alpha,17-Epoxypregn-4-ene-3,20-dione, 16alpha,17-Epoxypregn-4-ene-3,20-dione, LS-118667, Pregn-4-ene-3,20-dione, 16-alpha,17-epoxy-, 16alpha,17alpha-Epoxy-4-pregnen-3,20-dione, C14681, Pregn-4-ene-3,20-dione, 16,17-epoxy-, (16alpha)-, Pregn-4-ene-3,20-dione, 16,17-epoxy-, (16-alpha)-, Pregn-4-ene-3,20-dione, 16,17-epoxy-, (16.alpha.)-

Molecular Formula:	C₂₁H₂₈O₃	Molecular Weight:	328.445220 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: LHNVKVKZPHUYQO-SRWWVFQWSA-N

• 19-Norandrost-5(10)-Ene-Dione

IUPAC Name: (8R,9S,13S,14S)-13-methyl-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-dione | CAS Registry Number: 3962-66-1
Synonyms: Oestr-5(10)-ene-3,17-dione, EINECS 223-564-1, LS-64836

Molecular Formula:	C₁₈H₂₄O₂	Molecular Weight:	272.381960 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: RORYLAUXKSWMQL-CBZIJGRNSA-N