91661-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91661-03-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,6,6 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91661-03:
(7*9)+(6*1)+(5*6)+(4*6)+(3*1)+(2*0)+(1*3)=129
129 % 10 = 9
So 91661-03-9 is a valid CAS Registry Number.
91661-03-9Relevant academic research and scientific papers
HORNER-WADSWORTH-EMMONS REACTION: USE OF LITHIUM CHLORIDE AND AN AMINE FOR BASE-SENSITIVE COMPOUNDS
Blanchette, Mary A.,Choy, William,Davis, Jeffery T.,Essenfeld, Amy P.,Masamune, Satoru,et al.
, p. 2183 - 2186 (2007/10/02)
A mild olefination procedure, utilizing LiCl and an amine, has been developed for use with base-sensitive aldehydes and phosphonates.
