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20-α-DIHYDROCORTISOL

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Origin: China

Cas No: 1719-79-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 1719-79-5 Formula: C21H32O5 Molecular Weight: 364.47600

Basic Info

Chemical Name	20-α-DIHYDROCORTISOL
Synonyms	11B,17ALPHA,20ALPHA,21-Tetrahydroxy-4-pregnen-3-one; 4-pregnene-11B,17A,20A,21-tetrol-3-one; 4-PREGNEN-11BETA,17ALPHA,20ALPHA,21-TETROL-3-ONE; REICHSTEIN'S SUBSTANCE 'EPI' 'E'; 20alpha-hydroxycortisol; REICHSTEIN'S EPI ''E'';
CAS No.	1719-79-5
Molecular Formula	C21H32O5
Molecular Weight	364.47600
PSA	94.83000
LogP	1.86150

Properties

Density	1.29 g/cm3
Boiling Point	586.6ºC at 760 mmHg
Flash Point	322.6ºC
Refractive Index	1.602
Vapor Pressure	3.34E-16mmHg at 25°C

Synthesis Route

cortisol→20-α-DIHYDROCORTISOL+11β-hydroxyandrost-4-ene-3,17-dione
21-acetoxy-11β-hydroxy-pregna-4,17(20)c-dien-3-one→20-α-DIHYDROCORTISOL
cortisol→20-α-DIHYDROCORTISOL+(8S,9S,10R,11S,13S,14S,17R)-17-[(1R)-1,2-dihydroxyethyl]-11,17-dihydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one

Precursor

21-acetoxy-11β-hydroxy-pregna-4,17(20)c-dien-3-one
cortisol
D-Glucose-2-13C

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