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Estra-5(10),9(11)-diene-3,17-dione 3-Ethylene Ketal

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Origin: China

Cas No: 5571-36-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 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.:: 5571-36-8

Other Names:: Cyclic-3-(1,2-ethanediyl acetal)-estra-5(10)

MF:: C20H26O3

EINECS No.:: 5571-36-8

Place of Origin:: Shandong, China

Type:: Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates

Purity:: ≥99%

Brand Name:: Finerchem

Model Number:: 5571-36-8

Application:: Ulipristal Acetate Intermediates

Appearance:: Gray solid

Product name:: Estradiene dione-3-keta

CAS:: 5571-36-8

Color:: Gray solid

Packaging&Delivery

Packaging Details: Aluminium foil bag for within 10kg, 25kg/Fiber drum, 25kg/kraft bag

Port: SHANGHAI, QINGDAO , BEIJING, SHENZHEN , DALIAN

Lead Time:

Quantity(Kilograms)	1 - 500	>500
Est. Time(days)	4	To be negotiated

Products Description

Product Name	Estradiene dione-3-keta
CAS No.	5571-36-8
Appearance	Gray solid
Assay	≥99%
Capacity	200mt/year
Min.packing	1gram
Application	Ulipristal Acetate Intermediates
Standard	Export
Brand	Finerchem
More information	Synonyms: Cyclic-3-(1,2-ethanediyl acetal)-estra-5(10),9(11)-dien-3,17-dione Molecular Formula: C20H26O3 Molecular Weight: 314.42 CAS Registry Number: 5571-36-8

Property

CAS No.: 5571-36-8 Formula: C20H26O3 Molecular Weight: 314.41900

Description

Mifepristone intermediate; antiprogestational antiglucocorticoid antagonist steroidal spirooxazole.

Basic Info

Chemical Name	Estra-5(10),9(11)-diene-3,17-dione 3-Ethylene Ketal
Synonyms	Estradiene dione-3-keta;
CAS No.	5571-36-8
Molecular Formula	C20H26O3
Molecular Weight	314.41900
PSA	35.53000
LogP	3.93550

Properties

Appearance & Physical State	off-white solid
Density	1.2 g/cm3
Boiling Point	488.1ºC at 760 mmHg
Melting Point	152-154ºC
Flash Point	241.2ºC
Refractive Index	1.582
Storage Condition	-20ºC Freezer

Safety Info

HS Code	2932999099

Synthesis Route

17β-hydroxyestra-5(10),9(11)-diene-3-one 3-ethylene ketal→Estra-5(10),9(11)-diene-3,17-dione 3-Ethylene Ketal
9(10)-Dehydronandrolone→Estra-5(10),9(11)-diene-3,17-dione 3-Ethylene Ketal
Dienedione→Estra-5(10),9(11)-diene-3,17-dione 3-Ethylene Ketal

Precursor

Dienedione
9(10)-Dehydronandrolone
17β-hydroxyestra-5(10),9(11)-diene-3-one 3-ethylene ketal

Downstream Product

(8S,11R,13S,14S,17R)-17-acetyl-11-[4-(dimethylamino)phenyl]-17-hydroxy-13-methyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one
9(10)-Dehydronandrolone
ulipristal acetate
3,3-<1,2-ethylenedioxybis(oxy)>-17α-(1-propynyl)-estra-9(11)-en-5α,10α-epoxy-17β-ol

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