ChemicalBook >> CAS DataBase List >>3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid

3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid

CAS No.
103335-55-3
Chemical Name:
3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid
Synonyms
M3-ACID;F9 acid;finasteride iMpurity;Finasteride Impurity Ⅰ;Dutasteride Impurity 3;Dutasteride Acid Dihydro;Finasteride Intermediate M3ACID;Dutasteride impurity A(C4X-16451);Dutasteride / Finasteride impurity;3-Oxo-4-aza-5alpha-androstane-17bet
CBNumber:
CB8946849
Molecular Formula:
C19H29NO3
Molecular Weight:
319.44
MDL Number:
MFCD06411020
MOL File:
103335-55-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-12 09:16:51
Product description Number Pack Size Price
3-Oxo-4-aza-5α-androstan-17β-carboxylic Acid >98.0%(HPLC)(T) O0514 1g $41
3-Oxo-4-aza-5α-androstan-17β-carboxylic Acid >98.0%(HPLC)(T) O0514 5g $125
3-Oxo-4-aza-5a-androstan-17b-carboxylic Acid TRC-O869500-25G 25g $1607
3-Oxo-4-aza-5a-androstan-17b-carboxylic Acid TRC-O869500-10G 10g $784
3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid FO74701 10mg $150
More product size

3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid Properties

Melting point >308 °C(Solv: acetone (67-64-1))
Boiling point 518.2±50.0 °C(Predicted)
Density 1.145±0.06 g/cm3(Predicted)
solubility DMSO (Sparingly), Methanol (Very Slightly, Heated, Soniciated)
form powder to crystal
pka 4.81±0.60(Predicted)
color White to Light yellow
Water Solubility 3.61mg/L
InChIKey MJXIPHMGYJXKLJ-MLGOENBGSA-N
SMILES N1[C@@]2([H])[C@@](C)([C@@]3([H])CC[C@@]4(C)[C@]([H])([C@]3([H])CC2)CC[C@@H]4C(O)=O)CCC1=O
LogP 1.92

SAFETY

Risk and Safety Statements

Hazard statements  H412
Precautionary statements  P273-P501
HS Code  2937.29.9050
REACH Registrations Active

3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid price More Price(35)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical O0514 3-Oxo-4-aza-5α-androstan-17β-carboxylic Acid >98.0%(HPLC)(T) 103335-55-3 1g $41 2026-04-30 Buy
TCI Chemical O0514 3-Oxo-4-aza-5α-androstan-17β-carboxylic Acid >98.0%(HPLC)(T) 103335-55-3 5g $125 2026-04-30 Buy
TRC TRC-O869500-25G 3-Oxo-4-aza-5a-androstan-17b-carboxylic Acid 103335-55-3 25g $1607 2026-06-03 Buy
TRC TRC-O869500-10G 3-Oxo-4-aza-5a-androstan-17b-carboxylic Acid 103335-55-3 10g $784 2026-06-03 Buy
Biosynth FO74701 3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid 103335-55-3 10mg $150 2026-06-04 Buy
Product number Packaging Price Buy
O0514 1g $41 Buy
O0514 5g $125 Buy
TRC-O869500-25G 25g $1607 Buy
TRC-O869500-10G 10g $784 Buy
FO74701 10mg $150 Buy

3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid Chemical Properties,Uses,Production

Uses

3-Oxo-4-aza-5a-androstan-17b-carboxylic Acid is an impurity in the synthetic process of Dutasteride (D735000), a dual inhibitor of 5a-reductase isoenzymes type 1 and 2; structurally related to Finasteride (F342000). Dutasteride is used in the treatment of benign prostatic hyperplasia.

3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid Preparation Products And Raw materials

Global( 193)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Yanxi Chemical Co., Ltd.
+8618531123677 faithe@yan-xi.com China 5853 58
Beijing Cooperate Pharmaceutical Co.,Ltd
010-60279497 sales01@cooperate-pharm.com CHINA 1803 55
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21587 55
Nanjing ChemLin Chemical Industry Co., Ltd.
025-83697070 product@chemlin.com.cn CHINA 3009 60
career henan chemical co
+86-0371-86658258 +8613203830695 sales@coreychem.com China 29815 58
Jinan Finer Chemical Co., Ltd
+86-531-88989536 +86-15508631887 sales@finerchem.com China 2950 58
Shanghai Yingrui Biopharma Co.,Ltd
21-33585366 export01@shyrchem.com CHINA 1319 58
SIMAGCHEM CORP
+86-5922680277 +86-13806087780 sale@simagchem.com China 17346 58
Career Henan Chemica Co
+86-0371-86658258 +8613203830695 laboratory@coreychem.com China 30225 58
Shanghai UCHEM Inc.
+862156762820 +86-13564624040 sales@myuchem.com China 8741 58

View Lastest Price from 3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Dutasteride Impurity 3 pictures 2025-06-20 Dutasteride Impurity 3
103335-55-3
$40.00 1kg 0.99 10 tons Hebei Yanxi Chemical Co., Ltd.
3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid pictures 2019-07-06 3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid
103335-55-3
$1.00 1kg 95%-99% 10kg Career Henan Chemical Co
(2R,3R,4BS,6AS,7S,9AS,9BS)-4A,6A-DIMETHYL-2-OXO-HEXADECAHYDRO-INDENO[5,4-F]QUINOLINE-7-CARBOXYLIC ACID 4-aza-5a-androstan-3-one-17carboxylicacid 3-OXO-4-AZA-5-ALPHA-ANDROSTANE-17-BETA-CARBOCYLIC ACID 4-AZA-5A-ANDROSTAN-3-ONE-17B-CARBOXYLIC ACID,MIN98.5% 3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid M3-ACID Finasteride Impurity Ⅰ (11aR)-4a,6a-dimethyl-2-oxo-hexadecahydro-1H-indeno[5,4-f]quinoline-7-carboxylic acid 3-OXO-4AZA-5A-ANDROSTANE-17B-CARBOXYLIC ACID finasteride iMpurity 3-Oxo-4-aza-5α-androstan-17β-carboxylic Acid 3-Oxo-4-aza-5a-androsten-17b- carboxylic acid Dutasteride Impurity 3 (1S,3aS,3bS,5aR,9aR,9bS,11aS)-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,8,9,9b,10,11-tetradecahydroindeno[5,4-f]quinoline-1-carboxylic acid 3-Oxo-4-aza-5-alpha-androstane-17β-carboxylic acid 4-aza-5α-androstan-3-one-17β-carboxylic acid (F9 Acid) 4-aza-5α-androstan-3-one-17β-carboxylic acid (M3Acid) 3-Oxo-4-aza-5alpha-androstan-17beta-carboxylic Acid 3-OX0-4-AZA-5-ALPHA-ANDROSATANE-17BETA-CARBOXYLIC ACID(M3 ACID) 3-Oxo-4-aza-5alpha-androstane-17bet Dutasteride Acid Dihydro 1H-Indeno[5,4-f]quinoline-7-carboxylic acid, hexadecahydro-4a,6a-dimethyl-2-oxo-, (4aR,4bS,6aS,7S,9aS,9bS,11aR)- 3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid USP/EP/BP 4-Aza-3-oxo-5α-androstane-17β-carboxylic acid F9 acid 3-Oxo-4-aza-5-α-androstane-17-β-carboxylic acidQ: What is 3-Oxo-4-aza-5-α-androstane-17-β-carboxylic acid Q: What is the CAS Number of 3-Oxo-4-aza-5-α-androstane-17-β-carboxylic acid Q: What is the storage condition of 3-Oxo-4-aza-5-α-androstane-17-β-carboxylic acid Q: What are the applications of 3-Oxo-4-aza-5-α-androstane-17-β-carboxylic acid Dutasteride impurity A(C4X-16451) 4-aza-5α-androsten-3-oxo-17β-carboxylic acid Finasteride Intermediate M3ACID 3-Oxo-4-aza-5α-androstane-17β-carboxylic Acid (1S,3aS,3bS,5aR,9aR,9bS,11aS)-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,8,9,9b,10,11-tetradecahydroindeno[5,4-f]quinoline-1-carboxylicaci 3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic ac 4-aza-5α-androstan-3-one-17β-carboxylic acid 5α-ANDROSTAN-4-AZA-3-ONE-17β--CARBOXYLIC ACID Dutasteride / Finasteride impurity 3-Oxo-4-aza-5α-androstan-17β-carboxylic Acid, CAS 103335-55-3 3-keto-4-aza-5a-androstane-17b-carboxylic acid 3-Oxo-4-aza-5-alpha-androstane-17β-carboxylic acid 103335-55-3