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Substance Name: 9,11-Dehydro ethynyl estradiol
RN: 1231-96-5
UNII: 1521KR33D3
InChIKey: DUZHXWCAIBMQPI-FYQPLNBISA-N

Molecular Weight

  • 294.3918
 
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Names and Synonyms

Name of Substance

  • 9,11-Dehydro ethynyl estradiol

Synonyms

  • 19-Nor-17alpha-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol
  • 19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol, (17alpha)-
  • 9,11-Dehydro ethynyl estradiol
  • 9,11-Dehydro ethynylestradiol
  • delta9,11- Ethinyl estradiol
  • Ethinylestradiol impurity B [EP]
  • Ethinylestradiol specified impurity B [EP]
  • UNII-1521KR33D3

Registry Numbers

CAS Registry Number

  • 1231-96-5

FDA UNII

  • 1521KR33D3

System Generated Number

  • 0001231965

Structure Descriptors

InChI

1S/C20H22O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,5,7-8,12,17-18,21-22H,4,6,9-11H2,2H3/t17-,18+,19+,20+/m1/s1

InChIKey

DUZHXWCAIBMQPI-FYQPLNBISA-N

Smiles

C[C@]12CC=C3c4ccc(cc4CC[C@H]3[C@@H]1CC[C@]2(C#C)O)O