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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

3-Hydroxy-D-homo-17a-oxaestra-1,3,5(10)-trien-17-one

Cas:604-82-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

3-Hydroxy-D-homo-17a-oxaestra-1,3,5(10)-trien-17-one

Cas:604-82-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

3-Hydroxy-D-homo-17a-oxaestra-1,3,5(10)-trien-17-one

Cas:604-82-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

2,3-Dihydroxy-5-methyl-benzoic acid

Cas:604-82-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

3-Hydroxy-D-homo-17a-oxaestra-1,3,5(10)-trien-17-one Application:Organic Chemicals

604-82-0

Cas:604-82-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fandachem Co.,Ltd

3-Hydroxy-D-homo-17a-oxaestra-1,3,5(10)-trien-17-one cas 604-82-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

3-Hydroxy-D-homo-17a-oxaestra-1,3,5(10)-trien-17-one cas 604-82-0

Cas:604-82-0

Min.Order:0

Negotiable

Type:Other

inquiry

Bosnalijek pharmaceutials

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one CAS No.: 604-82-0 Storage:as prescribe by the manufaurer Package:pack as requested

3-Hydroxy-D-homo-17a-oxaestra-1,3,5(10)-trien-17-one

Cas:604-82-0

Min.Order:100 Kilogram

Negotiable

Type:Trading Company

inquiry

Shenzhen Sumshine Biotech Co., Ltd.

1. Our staff are all biomedical related majors with rich experience in the pharmaceutical industry, and can provide you with more professional services.2. Our supplier has a good quality management system, and the quality of products is reliable and

Estrololactone

Cas:604-82-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

NovaChemistry

High purity Application:Pharmaceutical intermediates, Material synthesis and analyzing the expectant ingredients

Estrololactone

Cas:604-82-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

Estrone
53-16-7

Estrone

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

Conditions
ConditionsYield
With calcium tetrakis(pentafluorophenyl)borate undecahydrate; dihydrogen peroxide; oxalic acid In 1,2-dichloro-ethane at 50℃; for 4h; Baeyer-Villiger Ketone Oxidation; regioselective reaction;88%
C17H21O4(1-)*Na(1+)

C17H21O4(1-)*Na(1+)

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

Conditions
ConditionsYield
With hydrogenchloride84%
3-acetoxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one
5128-18-7

3-acetoxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

Conditions
ConditionsYield
With sodium hydroxide Behandeln der Reaktionsloesung mit Kohlendioxid und anschliessendes Ansaeuern mit wss. Salzsaeure;
3-hydroxy-estra-1,3,5(10)-trien-17-one

3-hydroxy-estra-1,3,5(10)-trien-17-one

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

Conditions
ConditionsYield
With sodium hydroxide; dihydrogen peroxide Ansaeuern des Reaktionsgemisches mit wss. Salzsaeure;
3-acetoxy-17,17-bis-hydroperoxy-estra-1,3,5(10)-triene

3-acetoxy-17,17-bis-hydroperoxy-estra-1,3,5(10)-triene

A

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

B

3-hydroxy-17a-oxa-D-homo-13α-estra-1,3,5(10-trien-17-one

3-hydroxy-17a-oxa-D-homo-13α-estra-1,3,5(10-trien-17-one

Conditions
ConditionsYield
With toluene Erwaermen des Reaktionsgemisches mit wss.-methanol. Natronlauge und anschliessendes Ansaeuern mit wss. Salzsaeure;
3-acetoxy-17,17-bis-hydroperoxy-estra-1,3,5(10)-triene

3-acetoxy-17,17-bis-hydroperoxy-estra-1,3,5(10)-triene

A

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

B

3-hydroxy-17a-oxa-D-homo-13α-estra-1,3,5(10)-trien-17-one
604-82-0, 6869-53-0

3-hydroxy-17a-oxa-D-homo-13α-estra-1,3,5(10)-trien-17-one

Conditions
ConditionsYield
With toluene Erwaermen des Reaktionsgemisches mit wss.-methanol. Natronlauge und anschliessendes Ansaeuern mit wss. Salzsaeure;
estrone acetate
901-93-9

estrone acetate

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: acetic acid; aqueous hydrogen peroxide / unter Lichtausschluss
2: aqueous methanol. NaOH-solution / Behandeln der Reaktionsloesung mit Kohlendioxid und anschliessendes Ansaeuern mit wss. Salzsaeure
View Scheme
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

17-oxo-17a-homo-17a-oxaestra-1,3,5(10)-trien-3-yl sulfamate

17-oxo-17a-homo-17a-oxaestra-1,3,5(10)-trien-3-yl sulfamate

Conditions
ConditionsYield
With sulphamoyl chloride In N,N-dimethyl acetamide at 0 - 20℃; for 6h; sulfamoylation;89%
With sulphamoyl chloride; sodium hydride In DMF (N,N-dimethyl-formamide); toluene at 20℃;54%
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

formic acid ethyl ester
109-94-4

formic acid ethyl ester

3-hydroxy-16-(hydroxymethylene)-17-oxo-17a-oxa-D-homo-estra-1,3,5(10)-triene
95237-26-6

3-hydroxy-16-(hydroxymethylene)-17-oxo-17a-oxa-D-homo-estra-1,3,5(10)-triene

Conditions
ConditionsYield
In N,N-dimethyl-formamide76%
benzoyl chloride
98-88-4

benzoyl chloride

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

3-benzoyloxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one

3-benzoyloxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one

Conditions
ConditionsYield
With pyridine
propionic acid anhydride
123-62-6

propionic acid anhydride

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

3-propionyloxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one

3-propionyloxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one

Conditions
ConditionsYield
With pyridine
dimethyl sulfate
77-78-1

dimethyl sulfate

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
604-82-0

(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one

3-methoxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one
64945-54-6

3-methoxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one

Conditions
ConditionsYield
With sodium hydroxide anschliessendes Ansaeuern;

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