CAS 3240-39-9

Formula: C21H26O2

InChI: InChI=1S/C21H26O2/c1-4-21(23)10-8-18-16-6-5-14-12-19(22)13(2)11-17(14)15(16)7-9-20(18,21)3/h1,11-12,15-16,18,22-23H,5-10H2,2-3H3/t15-,16+,18-,20-,21-/m0/s1

InChI key: QFPDNXSOEMFRPX-OKSLILNBSA-N

SMILES: CC1=CC2=C(CC[C@@H]3[C@@H]2CC[C@]4([C@H]3CC[C@]4(C#C)O)C)C=C1O

2-Methyl Ethinylestradiol

CAS: 3240-39-9

Phenol-alcohols

Formula: C₂₁H₂₆O₂

Color and Shape: Off-White Powder

Molecular weight: 310.19328

Ref: 45-1A20150

Ethinylestradiol EP Impurity M (2-Methyl-Ethinylestradiol)

CAS: 3240-39-9

Formula: C₂₁H₂₆O₂

Molecular weight: 310.44

Ref: 4Z-E-4629

2-Methyl Ethynyl Estradiol

Controlled Product

CAS: 3240-39-9

Impurity Ethinylestradiol EP Impurity M
Applications 2-Methylethynylestradiol (Ethinylestradiol EP Impurity M) is a 17α-ethynyl steroid. 2-Methylethynylestradiol is an impurity of Ethynylestradiol (E685100).

Formula: C₂₁H₂₆O₂

Color and Shape: Neat

Molecular weight: 310.43

Ref: TR-M304975

Ethinylestradiol EP Impurity M

CAS: 3240-39-9

Formula: C₂₁H₂₆O₂

Molecular weight: 310.4

Ref: ST-EA-CP-E21013