Home > All categories> Biochemicals and Pharmaceutical Chemicals> Pharmaceutical Impurities> (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

(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

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Origin: China

Cas No: 103335-55-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 103335-55-3 Formula: C19H29NO3 Molecular Weight: 319.43800

Description

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

Basic Info

Chemical Name	(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
Synonyms	AC-6218; 3-Oxo-4-aza-5Alpha-androstan-17Beta-carboxylic Acid; R785; 3-Oxo-4-aza-5-alpha-androstane-17-beta-carboxylic acid;
CAS No.	103335-55-3
Molecular Formula	C19H29NO3
Molecular Weight	319.43800
PSA	66.40000
LogP	3.53720

Properties

Density	1.145g/cm3
Boiling Point	518.189ºC at 760 mmHg
Flash Point	267.191ºC
Refractive Index	1.534
Vapor Pressure	0mmHg at 25°C

Safety Info

HS Code	2937290090

Synthesis Route

(4aR,4bS,6aS,7S,9aS,9bS)-4a,6a-dimethyl-2-oxo-2,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-1H-indeno[5,4-f]quinoline-7-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-carboxylic acid
3,20-dioxo-4-aza-5α-pregnane→(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
Progesterone→(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

Precursor

Progesterone
3,5-seco-4-norpregn-5,20-dion-3-carboxylic acid
3,20-dioxo-4-aza-5α-pregnane
3,5-seco-4-norpregn-5,20-dioxo-3-(ethoxycarbonyl)carboxylate

Downstream Product

3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid
finasteride
Dihydro Finasteride

Hot tags: (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, China, manufacturers, suppliers, factory, wholesale, low price, high quality