88662-80-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88662-80-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,6,6 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 88662-80:
(7*8)+(6*8)+(5*6)+(4*6)+(3*2)+(2*8)+(1*0)=180
180 % 10 = 0
So 88662-80-0 is a valid CAS Registry Number.
88662-80-0Relevant articles and documents
LONG-ACTING CONTRACEPTIVE AGENTS: LEVONORGESTREL ESTERS OF UNSATURATED ACIDS
Wan, A. S. C.,Ngiam, T. L.,Leung, S. L.,Go, M. L.,Francisco, C. G.,et al.
, p. 339 - 348 (1983)
Esters of levonorgestrel (13β-ethyl-17α-ethynyl-17β-hydroxygon-4-en-3-one) with a variety of unsaturated carboxylic acids have been synthesized for evaluation as potential long-acting, injectable contraceptive agents.
