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13-Ethyl-17-hydroxy-18,19-dinor-17Alpha-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity)
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13-Ethyl-17-hydroxy-18,19-dinor-17Alpha-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity)

CAS: 19914-67-1

Ref. TR-E918935

5mg
176.00 €
10mg
212.00 €
25mg
492.00 €
Estimated delivery in United States, on Thursday 5 Dec 2024

Product Information

Name:
13-Ethyl-17-hydroxy-18,19-dinor-17Alpha-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity)
Controlled Product
Synonyms:
  • (17a)-13-ethyl-17-hydroxy-18,19-Dinorpregn-5(10)-en-20-yn-3-one
  • 18,19-Dinor-17a-pregn-5(10)-en-20-yn-3-one
  • 13-ethyl-17-hydroxy- (7CI,8CI)
  • 13-Ethyl-17a-ethynyl-17-hydroxygon-5(10)-en-3-one
  • Levonorgestrel Imp. B (EP)
  • 17-Ethinyl-17-hydroxy-18-methylestr-5(10)-en-3-one
  • 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one(Levonorgestrel Impurity B)
  • EP Levonorgestrel Impurity B
Description:

Impurity Levonorgestrel EP Impurity B
Applications 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one (Levonorgestrel EP Impurity B) is an impurity of Levonorgestrel.
References McGinty, D., et al.: Endocrinology, 24, 829 (1939), Belanger, A., et al.: Steroids, 37, 361 (1981), Nieman, L., et al.: J. Clin. Endocrinol. Metab., 61, 536 (1985), Klebe, G., et al.: J. Med. Chem., 37, 4130 (1994),

Notice:
Our products are intended for lab use only. For any other use, please contact us.
Brand:
TRC
Long term storage:
Notes:

Chemical properties

Molecular weight:
312.45
Formula:
C21H28O2
Color/Form:
Neat
InChI:
InChI=1S/C21H28O2/c1-3-20-11-9-17-16-8-6-15(22)13-14(16)5-7-18(17)19(20)10-12-21(20,23)4-2/h2,17-19,23H,3,5-13H2,1H3/t17-,18-,19+,20+,21+/m1/s1
SMILES:
C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=C(CCC(=O)C4)[C@H]3CC[C@@]21CC
MDL:
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EINECS:
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HS code:

Hazard Info

UN Number:
EQ:
Class:
H Statements:
P Statements:
Forbidden to fly:
Hazard Info:
Packing Group:
LQ:

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