Androsterone 53-41-8 Analysis tests Standard Results Appearance White or almost white crystalline powder White crystalline powder
Physical Index Sieve Analysis NLT 95% pass 80 mesh Loss on Drying ≤3.0%
Cas:53-41-8
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:53-41-8
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:53-41-8
Min.Order:1 Gram
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Type:Manufacturers
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:53-41-8
Min.Order:1 Kilogram
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Type:Manufacturers
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.
Cas:53-41-8
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:53-41-8
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inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
Cas:53-41-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
Cas:53-41-8
Min.Order:1 Gram
FOB Price: $3.0 / 5.0
Type:Trading Company
inquiryAndrosterone CAS:53-41-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates,
Cas:53-41-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:53-41-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1.High Quality: Quality is life. Quality is the most important element for all goods. We have a lab doing research in Wuhan China and produce sarms in bulk quantity. We have 8 years experience making all kinds of sarms. And all our old customers
Hebei Mojin Biotechnology Co., Ltd, Our company is a professional chemical raw materials and chemical reagents research and development production enterprises. We have several production line,So we can control the lowest price. We also have several
Cas:53-41-8
Min.Order:25 Gram
FOB Price: $90.0 / 100.0
Type:Trading Company
inquiryAntihypertensor drugs Androsterone with CAS: 53-41-8 Specification Welcome to contact us to get complete COA. Shanghai Lonwin Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quali
Cas:53-41-8
Min.Order:1 Kilogram
FOB Price: $100.0 / 150.0
Type:Other
inquiryOur Advantage 1. Rich experience We specialize in this filed for many years, our APIs exported to all over the world and and we established long friendly relations of cooperation with our clients. 2. Great quality,purity and favorable Good qual
Cas:53-41-8
Min.Order:1 Kilogram
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Type:Trading Company
inquiryWe have overseas warehouses in California, New Laredo Mexico, Vancouver Canada, Amsterdam Netherlands, and Melbourne Australia. Overseas warehouses can provide some of the best-selling products. We look forward to the cooperation of local powerful
Cas:53-41-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Androsterone CAS 53-41-8 Description Purity: 99% Min Application: Intermediates Appearance: Powder Package: Bag Delivery: 3-5days Our Advantage & Service 1.Top quality: Using high quality material and establishing a strict quality con
Cas:53-41-8
Min.Order:1 Kilogram
FOB Price: $10.0 / 100.0
Type:Trading Company
inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:53-41-8
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:53-41-8
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermed
Cas:53-41-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryAndrosterone Chemical Properties Melting point 181-184 °C(lit.) alpha 96 º (c=1, C2H5OH) storage temp. −20°C Merck 13,645
Cas:53-41-8
Min.Order:1 Metric Ton
FOB Price: $20.0
Type:Lab/Research institutions
inquiryProduct name: Androsterone CAS No.:53-41-8 Molecule Formula:C19H30O2 Molecule Weight:290.44 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS SPECIFI
Cas:53-41-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED
Cas:53-41-8
Min.Order:1 Gram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Product Name: Androsterone Synonyms: 3-alpha-hydroxy-17-androstanone;3alpha-Hydroxy-17-androstanone;3-alpha-hydroxy-5-alpha-androstan-17-on;3-Epihydroxyetioallocholan-17-one;3-hydroxy-,(3-alpha,5-alpha)-androstan-17-on;3-hydroxy-10,13-dimethylp
(3R,5S,8R,9S,10S,13S,14S)-10,13-Dimethyl-3-(tetrahydro-furan-2-yloxy)-hexadecahydro-cyclopenta[a]phenanthren-17-one
cis-androsterone
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In ethanol for 1h; Ambient temperature; | 100% |
Conditions | Yield |
---|---|
With methanol; sodium hydroxide at 40℃; for 4h; Inert atmosphere; | 94.6% |
With potassium carbonate |
Conditions | Yield |
---|---|
With Oxone; edetate disodium; sodium hydrogencarbonate In water; acetonitrile at 20℃; for 120h; | A 20% B 78% |
Conditions | Yield |
---|---|
With sodium methylate In methanol; dichloromethane at 20℃; | 75% |
Conditions | Yield |
---|---|
With trimethylamine-borane; silica gel; iron(III) chloride In benzene for 2h; Ambient temperature; | A 60.2% B 20.9% |
With trimethylamine-borane; silica gel; iron(III) chloride In benzene for 2h; Product distribution; Ambient temperature; various catalysts and times; | A 60.2% B 20.9% |
With hydrogen; Nic In tetrahydrofuran; ethanol at 25℃; under 760 Torr; for 1.16667h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
(3α,5α)-3-hydroxyandrostan-17-one 1,2-ethanediyl acetal
cis-androsterone
Conditions | Yield |
---|---|
With methanesulfonic acid In methanol; water for 0.25h; | 57% |
With acetic acid |
2-Oxo-heptanoic acid (3R,5S,8R,9S,10S,13S,14S)-10,13-dimethyl-17-oxo-hexadecahydro-cyclopenta[a]phenanthren-3-yl ester
A
cis-androsterone
Conditions | Yield |
---|---|
With Oxone; edetate disodium; sodium hydrogencarbonate In water; acetonitrile at 20℃; for 72h; | A 45% B 55% |
Conditions | Yield |
---|---|
With HEK-293 cells expressing Haliotis diversicolor supertexta 17β-hydroxysteroid dehydrogenase 11; fetal bovine serum In dimethyl sulfoxide for 23h; aq. buffer; Enzymatic reaction; | 53.4% |
With rabbit 3-hydroxyhexobarbital dehydrogenase (AKR1C29); NADP In aq. phosphate buffer; ethyl acetate at 37℃; for 0.5h; pH=7.4; Catalytic behavior; Kinetics; Enzymatic reaction; | |
With recombinant male golden hamster liver aldo-keto reductase AKR1C35; NAD In aq. phosphate buffer at 25℃; pH=7.4; Kinetics; Enzymatic reaction; |
3β-tosyloxy-5α-androstan-17-one
A
cis-androsterone
B
androstanedione
C
5α-androst-2-en-17-one
Conditions | Yield |
---|---|
With potassium nitrite In N,N-dimethyl-formamide at 80 - 85℃; for 18h; | A 51.5% B 0.03 g C 0.01 g |
androstanedione
A
Epiandrosterone
B
cis-androsterone
C
5-androgen-3,17-diol
Conditions | Yield |
---|---|
for 504h; Rhodotorula mucilaginosa; | A 18% B 35% C 30% |
Stanolone
A
Epiandrosterone
B
cis-androsterone
C
androstanedione
D
5-androgen-3,17-diol
Conditions | Yield |
---|---|
for 504h; Rhodotorula mucilaginosa; | A 21% B 33% C 5% D 33% |
Conditions | Yield |
---|---|
With sodium nitrite In dimethyl sulfoxide at 90℃; for 29h; | A 29% B 29% C 31% |
androstanediol
A
cis-androsterone
B
(4aS,4bR,8R,10bR,12aS)-8-hydroxy-12a-methylhexadecahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With Aspergillus tamarii KITA (QM 1223) In N,N-dimethyl-formamide at 30℃; for 120h; Microbiological reaction; | A 23% B 29% |
testosterone
A
Epiandrosterone
B
Androstenedione
C
cis-androsterone
D
androstanedione
Conditions | Yield |
---|---|
With Penicillium digitatum MRC 500787; MYB medium (malt extract 2percent, glucose 1percent, bacteriological peptone 1percent, yeast extract 0.3percent) In N,N-dimethyl-formamide at 24℃; for 120h; | A 8.9% B 16.3% C 3.6% D 6.4% |
dehydroepiandrosterone
A
Etiocholanolone
B
cis-androsterone
D
5-androstene-3β,16α,17β-triol
Conditions | Yield |
---|---|
aus dem Harn von Menschen nach der Injektion; |
Conditions | Yield |
---|---|
With acetic acid; platinum at 20℃; Hydrogenation.zuletzt nach Zusatz von wenig Schwefelsaeure bei 70-75grad; | |
With acetic acid; platinum at 20℃; Hydrogenation.zuletzt nach Zusatz von wenig Schwefelsaeure bei 70-75grad; |
3β-chloro-5α-androstan-17-one
cis-androsterone
Conditions | Yield |
---|---|
With potassium acetate; valeric acid anschliessend mit wss.-aethanol.NaOH; |
3β-chloro-5α-androstan-17-one
A
cis-androsterone
B
5α-androst-2-en-17-one
Conditions | Yield |
---|---|
With potassium acetate; acetic acid at 180℃; |
3β-tosyloxy-5α-androstan-17-one
A
cis-androsterone
B
5α-androst-2-en-17-one
Conditions | Yield |
---|---|
With aluminum oxide; Petroleum ether; benzene |
Conditions | Yield |
---|---|
With chromium(VI) oxide; acetic acid at 95℃; Erwaermen des aus dem Reaktionsgemisch mit Semicarbazid isol. 3α-Acetoxy-5α-androstanon-(17)-semicarbazons mit wss.Oxalsaeure und Erh. des erhalt. Oxalsaeure-bis-<17-oxo-5α-androstanyl-(3α)-esters> mit aethanol.Alkalilauge; | |
With chromium(VI) oxide; acetic acid at 95℃; Erwaermen des aus dem Reaktionsgemisch mit Semicarbazid isol. 3α-Acetoxy-5α-androstanon-(17)-semicarbazons mit wss.Oxalsaeure und Erh. des erhalt. Oxalsaeure-bis-<17-oxo-5α-androstanyl-(3α)-esters> mit aethanol.Alkalilauge; |
5α-stigmastanyl-(3α)-acetate
cis-androsterone
Conditions | Yield |
---|---|
Gewinnung; |
3β-chloro-5α-androstan-17-one
potassium acetate
acetic acid
A
cis-androsterone
B
5α-androst-2-en-17-one
Conditions | Yield |
---|---|
at 180℃; |
3β-tosyloxy-5α-androstan-17-one
potassium acetate
acetic acid
cis-androsterone
testosterone
A
Epiandrosterone
B
Stanolone
C
cis-androsterone
D
androstanedione
E
5-androgen-3,17-diol
F
androstanediol
Conditions | Yield |
---|---|
With total testicular homogenate of adult Sprague-Dawley rats treated with 6, des-Gly-NH210>LHRH ethylamide Product distribution; metabolism, <3H>labelled study, further: equine antibovine LH serum (JOAN-5-31-67); |
testosterone
A
Stanolone
B
cis-androsterone
C
androstanedione
D
5-androgen-3,17-diol
E
androstanediol
Conditions | Yield |
---|---|
With carbon dioxide; 5α-reductase in testicular cells of adult male Sprague-Dawley rats; oxygen; NADP at 37℃; for 1.5h; Product distribution; Kinetics; <3H>labelled, metabolism with or without 7α-hydroxytestosterone; |
Androstenedione
A
Epiandrosterone
B
cis-androsterone
C
androstanedione
D
7α-hydroxyandrost-4-ene-3,17-dione
E
5β-androstanediol
F
5α-androstane-3α/β,17β-diol
Conditions | Yield |
---|---|
With 7α-hydroxylase from microsomes of testicular tissue from Wistar rats injected or not intraperitoneally with human chorionic gonadotrophin till 24 h before kill; Krebs Ringer buffer; NADPH In ethanol at 37℃; for 0.25h; Product distribution; Kinetics; <4-14C>labeled study, Michaelis-Menton const. Km, maximal transformation rate Vm; |
Androstenedione
A
estradiol
B
Estrone
C
testosterone
D
Stanolone
E
Etiocholanolone
F
cis-androsterone
Conditions | Yield |
---|---|
With carcinoma; gynecomastia; mammary dysplasia at 37℃; for 1.5h; Product distribution; cofactors under 95percent O2: 5percent CO2, <3H>labeled study; |
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; divinylbenzene template polymer In tetrahydrofuran Product distribution; Ambient temperature; other steroid ketones; molecular imprinting of solid polymer; |
Conditions | Yield |
---|---|
With potassium tri-sec-butyl-borohydride In tetrahydrofuran at -75℃; for 2h; | 63 % Turnov. |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid for 0.025h; microwave irradiation; | 100% |
With pyridine at 20℃; | 100% |
With dmap In dichloromethane at 20℃; | 97% |
cis-androsterone
(aminooxy)acetic acid hemihydrochloride
Conditions | Yield |
---|---|
With pyridine at 80℃; for 15h; | 97% |
Conditions | Yield |
---|---|
With iron(II) chloride tetrahydrate; lithium In tetrahydrofuran; mineral oil at 20℃; for 4h; Reagent/catalyst; Inert atmosphere; stereoselective reaction; | 96% |
With manganese(III) (Z)-2,2,6,6-tetramethyl-5-oxohept-3-en-3-olate; phenylsilane; oxygen In 1,2-dichloro-ethane; isopropyl alcohol at 23℃; under 760 Torr; | 47% |
With methanol; sodium |
Conditions | Yield |
---|---|
In acetonitrile for 2h; Substitution; Heating; | 96% |
cis-androsterone
chloromethyl methyl ether
(3R,5S,8R,9S,10S,13S,14S)-3-(methoxymethoxy)-10,13-dimethylHexadecahydro-17H-cyclopenta[a]phenanthren-17-one
Conditions | Yield |
---|---|
With dmap; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h; | 95% |
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 16h; | 95% |
With N-ethyl-N,N-diisopropylamine In dichloromethane for 12.3h; | 77% |
cis-androsterone
tert-butyldimethylsilyl chloride
(3R,10S,13S)-3-((tert-butyldimethylsilyl)oxy)-10,13-dimethylhexadecahydro-17H-cyclopenta[a]phenanthren-17-one
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; | 94% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 93% |
In methanol at 20℃; for 12h; | 86% |
With 1H-imidazole In N,N-dimethyl-formamide |
Conditions | Yield |
---|---|
With pyridine at 20 - 25℃; for 4h; Inert atmosphere; | 92.2% |
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran for 5h; Wittig-Horner Reaction; | 92.1% |
cis-androsterone
(4aS,4bR,8R,10bR,12aS)-8-hydroxy-12a-methylhexadecahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With calcium tetrakis(pentafluorophenyl)borate undecahydrate; dihydrogen peroxide; oxalic acid In 1,2-dichloro-ethane at 50℃; for 12h; Baeyer-Villiger Ketone Oxidation; regioselective reaction; | 92% |
cis-androsterone
Conditions | Yield |
---|---|
With ammonia; hydrogen In methanol at 30℃; for 24h; Autoclave; | 92% |
With ammonia; hydrogen In tetrahydrofuran at 120℃; for 15h; | 90% |
With nickel(II) tetrafluoroborate hexahydrate; ammonia; hydrogen; bis(2-diphenylphosphinoethyl)phenylphosphine In 2,2,2-trifluoroethanol at 120℃; for 24h; chemoselective reaction; | 81% |
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran for 4h; Wittig Olefination; Reflux; | 91.2% |
With potassium tert-butylate In tetrahydrofuran |
cis-androsterone
5α-<16,16-2H2>androstane-3α-ol-17-one
Conditions | Yield |
---|---|
With water-d2; sodium methylate In tetrahydrofuran; d(4)-methanol for 7h; Heating; | 91% |
With deuteriated sodium hydroxide; deuteromethanol; water-d2 1) reflux, 48 h, 2) 4 deg C, overnight; Multistep reaction; |
Conditions | Yield |
---|---|
In pyridine; N-methyl-acetamide; ethanol; water; ethyl acetate | 91% |
Conditions | Yield |
---|---|
With 4-Benzoylpyridine In acetone at 20℃; for 23h; UV-irradiation; Inert atmosphere; | 90% |
With perfluoro-cis-2-n-butyl-3-n-propyloxaziridine In various solvent(s) Ambient temperature; | 70% |
With pyridinium chlorochromate |
2-bromo-3,4,4-trichloro-3-butenoyl chloride
cis-androsterone
Conditions | Yield |
---|---|
With pyridine In benzene at 20 - 23℃; | 90% |
cis-androsterone
potassium cyanide
benzylamine
(3R,5S,8R,9S,10S,13S,14S)-17-Benzylamino-3-hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthrene-17-carbonitrile
Conditions | Yield |
---|---|
With acetic acid In methanol at 60℃; for 20h; | 89% |
cis-androsterone
Conditions | Yield |
---|---|
With isopropyl alcohol; Ni(0) nanoparticles In tetrahydrofuran at 76℃; for 1h; | 89% |
cis-androsterone
methyl uronate
(2S,3S,4S,5R,6R)-3,4,5-Tris-benzyloxy-6-((3R,5S,8R,9S,10S,13S,14S)-10,13-dimethyl-17-oxo-hexadecahydro-cyclopenta[a]phenanthren-3-yloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
boron trifluoride diethyl etherate In dichloromethane at -25℃; for 2h; | 88% |
cis-androsterone
3α-hydroxy-16α-bromo-5α-androstan-17-one
Conditions | Yield |
---|---|
With copper(I) bromide In methanol for 8h; Reflux; | 88% |
cis-androsterone
androsterone hydrazone
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol for 1h; Heating; | 87% |
hydrazinecarbodithioic acid methyl ester
cis-androsterone
C21H34N2OS2
Conditions | Yield |
---|---|
In propan-1-ol at 20℃; for 2h; | 87% |
cis-androsterone
ethylene glycol
(3α,5α)-3-hydroxyandrostan-17-one 1,2-ethanediyl acetal
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene Heating; | 85% |
With toluene-4-sulfonic acid In toluene Reflux; | |
With toluene-4-sulfonic acid In toluene Reflux; Dean-Stark; | |
With toluene-4-sulfonic acid In toluene at 100℃; | |
With toluene-4-sulfonic acid In toluene at 100℃; |
cis-androsterone
3-nitrobenzoic acid hydrazide
5α-androstan-3β-ol-17-one m-nitrobenzoylhydrazone
Conditions | Yield |
---|---|
acetic acid In ethanol for 12h; Reflux; | 85% |
With acetic acid In ethanol for 12h; Reflux; | 85% |
1-azidostyrene
cis-androsterone
Conditions | Yield |
---|---|
With 2,4,4,6-Tetrabromo-2,5-cyclohexadien-1-one In dichloromethane at 0 - 20℃; for 0.5h; Inert atmosphere; | 85% |
cis-androsterone
benzoyl chloride
3α-hydroxy-5α-androstan-17-one 3-benzoate
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 0 - 20℃; for 6h; | 85% |
cis-androsterone
5α-androst-2-en-17-one
Conditions | Yield |
---|---|
With sulfuric acid; silica gel In toluene at 100℃; for 1h; | 83% |
With diethylamino-sulfur trifluoride In dichloromethane at -78℃; for 1h; Inert atmosphere; regioselective reaction; | 30% |
With boron trioxide at 300℃; |
cis-androsterone
formic acid ethyl ester
(3α,5α)-3-hydroxy-16-hydroxymethyleneandrostan-17-one
Conditions | Yield |
---|---|
With sodium methylate In toluene for 7h; Formylation; Heating; | 83% |
Conditions | Yield |
---|---|
In propan-1-ol at 20℃; for 2h; | 82% |
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