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ChemicalBook >> CAS DataBase List >> METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE

METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE

METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE price.
  • $48 - $2273
  • Product name: METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE
  • CAS: 103335-41-7
  • MF: C20H29NO3
  • MW: 331.45
  • EINECS:600-422-0
  • MDL Number:MFCD00876749
  • Synonyms:METHYL 3-OXO-4-AZA-5-ALPHA-ANDROST-1-ENE-17-BETA-CARBOXYLATE;3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester;(4aR,4bS,6aS,7S,9aS,9bS,11aR)-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-Tetradecahydro-4a,6a-diMethyl-2-oxo-;Finasteride Methyl Ester Analog;(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7, 8,9,9a,9b,10,11,11a-t;(4aR,4bS,6aS,7S,9aS,9bS,11aR);-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate;(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a
20 prices
Selected condition：
Brand
  • aablocks
  • AK Scientific
  • Biosynth
  • Chemenu
  • Crysdot
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • TRC
  • Usbiological
Package
  • 10mg
  • 25mg
  • 50mg
  • 0.05g
  • 0.1g
  • 0.25g
  • 250mg
  • 0.5g
  • 1g
  • 5g
  • 10g
  • 25g
  • Manufactureraablocks
  • Product numberAA008UGW
  • Product description(4Ar,4Bs,6As,7S,9As,9Bs,11Ar)-Methyl 4A,6A-Dimethyl-2-Oxo-2,4A,4B,5,6,6A,7,8,9,9A,9B,10,11,11A-Tetradecahydro-1H-Indeno[5,4-F]Quinoline-7-Carboxylate 95%
  • Packaging1g
  • Price$97
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA008UGW
  • Product description(4Ar,4Bs,6As,7S,9As,9Bs,11Ar)-Methyl 4A,6A-Dimethyl-2-Oxo-2,4A,4B,5,6,6A,7,8,9,9A,9B,10,11,11A-Tetradecahydro-1H-Indeno[5,4-F]Quinoline-7-Carboxylate 95%
  • Packaging250mg
  • Price$48
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product number0803AA
  • Product descriptionMethyl4-aza-5a-androsta-1-en-3-one-17b-carboxylate
  • Packaging250mg
  • Price$1051
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number0803AA
  • Product descriptionMethyl4-aza-5a-androsta-1-en-3-one-17b-carboxylate
  • Packaging1g
  • Price$2273
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFO26685
  • Product description3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester
  • Packaging0.05g
  • Price$900
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFO26685
  • Product description3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester
  • Packaging0.1g
  • Price$900
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFO26685
  • Product description3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester
  • Packaging0.25g
  • Price$900
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFO26685
  • Product description3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester
  • Packaging0.5g
  • Price$900
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFO26685
  • Product description3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester
  • Packaging1g
  • Price$900
  • Updated2026-06-04
  • Buy
  • ManufacturerChemenu
  • Product numberCM144762
  • Product description(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95%+
  • Packaging5g
  • Price$471
  • Updated2026-05-26
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11362436
  • Product description(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+%
  • Packaging25g
  • Price$485
  • Updated2026-05-27
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11362436
  • Product description(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+%
  • Packaging1g
  • Price$49
  • Updated2026-05-27
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11362436
  • Product description(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+%
  • Packaging5g
  • Price$149
  • Updated2026-05-27
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11362436
  • Product description(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+%
  • Packaging10g
  • Price$248
  • Updated2026-05-27
  • Buy
  • ManufacturerMatrix Scientific
  • Product number096428
  • Product description(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+%
  • Packaging1g
  • Price$1647
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number096428
  • Product description(4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+%
  • Packaging250mg
  • Price$742
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA008UGW (4Ar,4Bs,6As,7S,9As,9Bs,11Ar)-Methyl 4A,6A-Dimethyl-2-Oxo-2,4A,4B,5,6,6A,7,8,9,9A,9B,10,11,11A-Tetradecahydro-1H-Indeno[5,4-F]Quinoline-7-Carboxylate 95% 1g $97 2026-05-28 Buy
aablocks AA008UGW (4Ar,4Bs,6As,7S,9As,9Bs,11Ar)-Methyl 4A,6A-Dimethyl-2-Oxo-2,4A,4B,5,6,6A,7,8,9,9A,9B,10,11,11A-Tetradecahydro-1H-Indeno[5,4-F]Quinoline-7-Carboxylate 95% 250mg $48 2026-05-28 Buy
AK Scientific 0803AA Methyl4-aza-5a-androsta-1-en-3-one-17b-carboxylate 250mg $1051 2021-12-16 Buy
AK Scientific 0803AA Methyl4-aza-5a-androsta-1-en-3-one-17b-carboxylate 1g $2273 2021-12-16 Buy
Biosynth FO26685 3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester 0.05g $900 2026-06-04 Buy
Biosynth FO26685 3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester 0.1g $900 2026-06-04 Buy
Biosynth FO26685 3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester 0.25g $900 2026-06-04 Buy
Biosynth FO26685 3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester 0.5g $900 2026-06-04 Buy
Biosynth FO26685 3-Oxo-4-aza-5a-a-ndrost-1-ene-17b-carboxylic acid methyl ester 1g $900 2026-06-04 Buy
Chemenu CM144762 (4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95%+ 5g $471 2026-05-26 Buy
Crysdot CD11362436 (4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+% 25g $485 2026-05-27 Buy
Crysdot CD11362436 (4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+% 1g $49 2026-05-27 Buy
Crysdot CD11362436 (4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+% 5g $149 2026-05-27 Buy
Crysdot CD11362436 (4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+% 10g $248 2026-05-27 Buy
Matrix Scientific 096428 (4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+% 1g $1647 2021-12-16 Buy
Matrix Scientific 096428 (4aR,4bS,6aS,7S,9aS,9bS,11aR)-Methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate 95+% 250mg $742 2021-12-16 Buy

Properties

Melting point :280-282°C (dec.)
Boiling point :478.6±45.0 °C(Predicted)
Density :1.113±0.06 g/cm3(Predicted)
storage temp. :Sealed in dry,2-8°C
solubility :Chloroform (Slightly), DMSO (Slightly, Heated), Methanol (Slightly, Heated)
form :Solid
pka :14.15±0.70(Predicted)
color :White to Off-White
InChIKey :WMSQGMYJYBSBKA-ALHYADCGSA-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(OC)=O)C=CC1=O

Safety Information

Symbol(GHS): Health Hazard (GHS08)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H361 Suspected of damaging fertility or the unborn child Reproductive toxicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501
H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read and understood.
P273 Avoid release to the environment.
P281 Use personal protective equipment as required.
P308+P313 IF exposed or concerned: Get medical advice/attention.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

Finasteride (F342000) impurity. A novel intermediate in the synthesis of Finasteride, a 5α-reductase inhibitor used for treatment of benign prostatic hyperplasia acne, seborrhea, female hirsutism, prostatitis, and prostatic carcinoma and other hyperandrogenetic related disorders.
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