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9Beta,11beta-Epoxy-17alpha,21-dihydroxy-16beta-methylene-pregna-1,4-diene-3,20-dione

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Origin: China

Cas No: 981-34-0

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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Products Specification
Product Description

Quick Details
CAS No.:
981-34-0
Other Names:
16-BETA METHYL EPOXIDE
MF:
C22H28O5
EINECS No.:
213-563-4
Place of Origin:
Shanghai, China
Grade Standard:
Agriculture Grade, Electron Grade, Food Grade, Industrial Grade, Medicine Grade, Reagent Grade
Purity:
99.99%
Appearance:
White Powder
Application:
Medicine
Brand Name:
Terppon
Model Number:
622
color:
White
Packaging&Delivery
Packaging Details
in 25kg Drum
Port
Shanghai
Lead Time:
1 WEEK

Property

CAS No.: 981-34-0 Formula: C22H26O5 Molecular Weight: 370.43900

Description

Metabolite of Beclometasone (131000)

Basic Info

Chemical Name	9Beta,11beta-Epoxy-17alpha,21-dihydroxy-16beta-methylene-pregna-1,4-diene-3,20-dione
Synonyms	Einecs 213-563-4; Betamethasone 9,11-Epoxide; 16-betaMethylEpoxide; 9beta,11beta-Epoxy-1;
CAS No.	981-34-0
Molecular Formula	C22H26O5
Molecular Weight	370.43900
PSA	87.13000
LogP	1.88420

Properties

Appearance & Physical State	off-white solid
Density	1.32 g/cm3
Boiling Point	564.9ºC at 760 mmHg
Melting Point	210-220ºC
Flash Point	198.1ºC
Refractive Index	1.616
Storage Condition	Refrigerator

Safety Info

HS Code	2918990090

Synthesis Route

16β-methyl-3,20-dioxopregna-1,4,9(11)-triene-17α,21-diol 21-(ethylcarbonate)→9Beta,11beta-Epoxy-17alpha,21-dihydroxy-16beta-methylene-pregna-1,4-diene-3,20-dione

Precursor

16β-methyl-3,20-dioxopregna-1,4,9(11)-triene-17α,21-diol 21-(ethylcarbonate)

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