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ChemicalBook >> CAS DataBase List >> (5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal)

(5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal)

(5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal) price.
  • $60 - $2234
  • Product name: (5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal)
  • CAS: 39931-87-8
  • MF: C20H26O4
  • MW: 330.42
  • EINECS:821-898-8
  • MDL Number:MFCD22566734
  • Synonyms:(5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal);BAMMJXIMVWLRCU-YAUBAPCASA-N;(5a,10b)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal);Estr-9(11)-ene-3,17-dione, 5,10-epoxy-, cyclic 3-(1,2-ethanediyl acetal), (5α,10α)-;13'-methyl-1',2',6',7',8',12',13',14',15',16'-decahydro-4'H,17'H-spiro[[1,3]dioxolane-2,3'-[5,10]epoxycyclopenta[a]phenanthren]-17'-one;(5′R,8′S,10′R,13′S,14′S)-13′-methyl-1′,2′,6′,7′8′,12′,13′,14′,15′,16′-decahydro-17′H-spiro[1,3-dioxolane-2,3′-[5,10]epoxycyclopenta[a]phenantren]-17′-one;(5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal), CAS 39931-87-8;(5'R,8'S,10'R,13'S,14'S)-13'-methyl-1',2',6',7',8',12',13',14',15',16'-decahydro-4'H,17'H-spiro[[1,3]dioxolane-2,3'-[5,10]epoxycyclopenta[a]phenanthren]-17'-one
Price11 Properties Safety Information Description
11 prices
Selected condition：
Brand
  • aablocks
  • TRC
  • Usbiological
Package
  • 10mg
  • 25mg
  • 50mg
  • 100mg
  • 250mg
  • Manufactureraablocks
  • Product numberAA00C9EI
  • Product descriptionEstr-9(11)-ene-3,17-dione, 5,10-epoxy-, cyclic 3-(1,2-ethanediyl acetal), (5α,10α)-
  • Packaging50mg
  • Price$499
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00C9EI
  • Product descriptionEstr-9(11)-ene-3,17-dione, 5,10-epoxy-, cyclic 3-(1,2-ethanediyl acetal), (5α,10α)-
  • Packaging100mg
  • Price$750
  • Updated2026-05-28
  • Buy
  • ManufacturerTRC
  • Product numberE589205
  • Product description(5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dioneCyclic3-(1,2-EthanediylAcetal)
  • Packaging10mg
  • Price$60
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberE589205
  • Product description(5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dioneCyclic3-(1,2-EthanediylAcetal)
  • Packaging50mg
  • Price$220
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberE589205
  • Product description(5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dioneCyclic3-(1,2-EthanediylAcetal)
  • Packaging250mg
  • Price$970
  • Updated2021-12-16
  • Buy
  • ManufacturerUsbiological
  • Product number274978
  • Product description(5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported
  • Packaging100mg
  • Price$1397
  • Updated2026-06-03
  • Buy
  • ManufacturerUsbiological
  • Product number274978
  • Product description(5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported
  • Packaging250mg
  • Price$2234
  • Updated2026-06-03
  • Buy
  • ManufacturerUsbiological
  • Product number011220
  • Product description(5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal)
  • Packaging25mg
  • Price$403
  • Updated2026-06-03
  • Buy
  • ManufacturerUsbiological
  • Product number274978
  • Product description(5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported
  • Packaging10mg
  • Price$403
  • Updated2026-06-03
  • Buy
  • ManufacturerUsbiological
  • Product number274978
  • Product description(5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported
  • Packaging50mg
  • Price$905
  • Updated2026-06-03
  • Buy
  • ManufacturerUsbiological
  • Product number274978
  • Product description(5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported
  • Packaging25mg
  • Price$602
  • Updated2026-06-03
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00C9EI Estr-9(11)-ene-3,17-dione, 5,10-epoxy-, cyclic 3-(1,2-ethanediyl acetal), (5α,10α)- 50mg $499 2026-05-28 Buy
aablocks AA00C9EI Estr-9(11)-ene-3,17-dione, 5,10-epoxy-, cyclic 3-(1,2-ethanediyl acetal), (5α,10α)- 100mg $750 2026-05-28 Buy
TRC E589205 (5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dioneCyclic3-(1,2-EthanediylAcetal) 10mg $60 2021-12-16 Buy
TRC E589205 (5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dioneCyclic3-(1,2-EthanediylAcetal) 50mg $220 2021-12-16 Buy
TRC E589205 (5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dioneCyclic3-(1,2-EthanediylAcetal) 250mg $970 2021-12-16 Buy
Usbiological 274978 (5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported 100mg $1397 2026-06-03 Buy
Usbiological 274978 (5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported 250mg $2234 2026-06-03 Buy
Usbiological 011220 (5α,10α)-5,10-Epoxy-estr-9(11)-ene-3,17-dione Cyclic 3-(1,2-Ethanediyl Acetal) 25mg $403 2026-06-03 Buy
Usbiological 274978 (5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported 10mg $403 2026-06-03 Buy
Usbiological 274978 (5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported 50mg $905 2026-06-03 Buy
Usbiological 274978 (5a,10a)-5,10-Epoxy-estr-9(11)-ene-3,17-dione cyclic 3-(1,2-ethanediyl acetal) Asreported 25mg $602 2026-06-03 Buy

Properties

Melting point :135-139°C
Boiling point :499.1±45.0 °C(Predicted)
Density :1.29±0.1 g/cm3(Predicted)
storage temp. :Refrigerator
solubility :Chloroform, Dichloromethane, Ethyl Acetate
form :Solid
color :Pale Yellow
PH :9.01 at 24.5℃ and 1000g/L
InChI :InChI=1/C20H26O4/c1-17-6-5-15-13(14(17)2-3-16(17)21)4-7-18-12-19(22-10-11-23-19)8-9-20(15,18)24-18/h5,13-14H,2-4,6-12H2,1H3/t13-,14+,17-,18-,20-/s3
InChIKey :BAMMJXIMVWLRCU-KMXXOIMFNA-N
SMILES :C1[C@@]23O[C@@]2(CC[C@H]2[C@H]4CCC(=O)[C@@]4(C)CC=C23)CC2(OCCO2)C1 |&1:1,3,6,7,12,r|
LogP :2.7 at 30℃ and pH5

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)Health Hazard (GHS08)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312
H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
H413 May cause long lasting harmful effects to aquatic life Hazardous to the aquatic environment, long-term hazard Category 4
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P272 Contaminated work clothing should not be allowed out of the workplace.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P312 Call a POISON CENTER or doctor/physician if you feel unwell.
P314 Get medical advice/attention if you feel unwell.
P321 Specific treatment (see … on this label).
P330 Rinse mouth.
P333+P313 IF SKIN irritation or rash occurs: Get medical advice/attention.
P363 Wash contaminated clothing before reuse.
P501 Dispose of contents/container to..…

Description

Intermediate in the preparation of Mifepristone metabolites.

Suppliers and manufacturers

J & K SCIENTIFIC LTD. Chemsky（shanghai）International Co.,Ltd. Shanghai TaoSu Biochemical Technology Co., Ltd. Shenzhen Regent Biochemical Technology Co., Ltd. Shenzhen Polymeri Biochemical Technology Co., Ltd. TCI (Shanghai) Chemical Trading Co., Ltd. Shandong Ziyi Pharmaceutical Co., Ltd. XIAMEN AMITY INDUSTRY AND TRADE CO., LTD. Shenzhen Nexconn Pharmatechs Ltd