As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:571-41-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiry1.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
Cas:571-41-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryShandong 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
Cas:571-41-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryOur own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin
Cas:571-41-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry9-beta,10-alpha-Androst-4-en-3-one, 17-beta-hydroxy- Application:Organic Chemicals
9-beta,10-alpha-Androst-4-en-3-one, 17-beta-hydroxy- cas 571-41-5Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:571-41-5
Min.Order:0
Negotiable
Type:Other
inquiryConditions | Yield |
---|---|
With nitrogen In benzene |
Conditions | Yield |
---|---|
With pyridine In benzene |
Conditions | Yield |
---|---|
With sodium hydride In benzene |
Conditions | Yield |
---|---|
With potassium tert-butylate In tert-butyl alcohol |
Conditions | Yield |
---|---|
(i) (CO2Et)2, NaH, benzene, (ii) /BRN= 969135/, K2CO3, acetone, (iii) NaOEt, EtOH; Multistep reaction; |
Conditions | Yield |
---|---|
(i) Li, liq. NH3, Et2O, (ii) /BRN= 990249/, Py, benzene; Multistep reaction; |
9β,10α-testosterone
8,17β-Dihydroxy-Δ-9β,10α-androsten-3-on
Conditions | Yield |
---|---|
(microbiological transformation); |
9β,10α-testosterone
9,17β-Dihydroxy-Δ4-9β,10α-androsten-3-on
Conditions | Yield |
---|---|
(microbiological transformation); |
9β,10α-testosterone
Conditions | Yield |
---|---|
(microbiological transformation); |
9β,10α-testosterone
9-Hydroxy-Δ4-9β,10α-androsten-3,17-dion
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: (microbiological transformation) 2: aq. CrO3, H2SO4 / acetone View Scheme |
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