chempirical

Norethindrone

C20H26O2CAS 68-22-4298.43 g/mol

Open in Covalent MOL file
HOO
AlcoholAlkeneAlkyneKetone

Properties

Molecular formula
C20H26O2
Molar mass
298.43 g/mol
Exact mass
298.1933 Da
Melting point
203–204 °C
Water solubility
7.04 mg/L (25 °C)
logP
3.49Crippen estimate
Polar surface area
37.3 Ų
H-bond donors / acceptors
1 / 2
Rotatable bonds
0
Stereocentres
R, S, R, R, S, Sin SMILES atom order

Hazards

Danger
Irritant (GHS07)Health Hazard (GHS08)

Aggregated from 67 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.

Precautionary statements

P203, P261, P271, P280, P302+P352, P304+P340, P317, P318, P321, P362+P364, P405, P501

Identifiers

CAS number
68-22-4
SMILES
C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@@]21C
InChIKey
VIKNJXKGJWUCNN-XGXHKTLJSA-N
InChI
InChI=1S/C20H26O2/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/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1

Weigh it out

Type any one amount. The others follow from the molar mass.

Names and synonyms

54 names · show all
  • 19-Norpregn-4-en-20-yn-3-one, 17-hydroxy-, (17α)-
  • 19-Nor-17α-pregn-4-en-20-yn-3-one, 17-hydroxy-
  • (17α)-17-Hydroxy-19-norpregn-4-en-20-yn-3-one
  • 17α-Ethinylestr-4-en-17β-ol-3-one
  • 17α-Ethinyl-17β-hydroxy-δ4-estren-3-one
  • 17α-Ethinyl-19-nortestosterone
  • 17α-Ethynyl-17-hydroxy-4-estrene-3-one
  • 17α-Ethynyl-17β-hydroxyestr-4-en-3-one
  • 17α-Ethynyl-17β-hydroxy-19-norandrost-4-en-3-one
  • 17α-Ethynyl-19-nor-androst-4-en-17β-ol-3-one
  • 17-Hydroxy-19-nor-17α-pregn-4-en-20 yn-3-one
  • 17α-Ethynyl-19-nortestosterone
  • Norethisteron
  • Norethisterone
  • 19-Nor-17α-ethynylandrosten-17β-ol-3-one
  • 19-Nor-17α-ethynyl-17β-hydroxy-4-androsten-3-one
  • 19-Nor-17α-ethynyltestosterone
  • Norlutin
  • Norluton
  • 19-Nortestosterone, 17-ethynyl-
  • Primolut N
  • Norethynodrone
  • Ethinylnortestosterone
  • Estr-4-ene-17α-ethynyl-17β-ol-3-one
  • 17α-Ethynyl-17-hydroxyestr-4-en-3-one
  • 17α-Ethynyl-17-hydroxyest-4-en-3-one
  • 19-Norandrost-4-en-3-one, 17α-ethynyl-17β-hydroxy-
  • Norpregneninolone
  • Conludaf
  • Micronor
  • Micronett
  • Mini-pe
  • Micronovum
  • Norluten
  • Noralutin
  • SC 4640
  • Ethynylnortestosterone
  • 17β-Hydroxy-17α-ethynylestr-4-en-3-one
  • Anovule
  • Gestest
  • NSC 9564
  • Proluteasi
  • Norfor
  • Norgestin
  • 17α-Ethynyl-3-oxo-4-estren-17β-ol
  • Triella
  • Normapause
  • Conludag
  • Utovlan
  • Norcolut
  • Mini-pill
  • Menzol
  • Nor-QD
  • Noretisterone dak

Work with Norethindrone

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Isotope patternExact mass and the mass spectrum pattern

Similar compounds

Norgestrel6533-00-273 % similar Levonorgestrel797-63-773 % similar Methylnortestosterone514-61-468 % similar Norethisterone acetate51-98-968 % similar Lynestrenol52-76-667 % similar Norethandrolone52-78-864 % similar Ethisterone434-03-764 % similar Gestonorone2137-18-063 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Same formula

6-Methyleneandrost-4-ene-3,17-dione19457-55-7

Elsewhere

PubChem CAS Common Chemistry NIST WebBook