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Picture of (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

CasNo: 103335-55-3

specification: 99%min

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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

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