91164-91-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91164-91-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,1,6 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 91164-91:
(7*9)+(6*1)+(5*1)+(4*6)+(3*4)+(2*9)+(1*1)=129
129 % 10 = 9
So 91164-91-9 is a valid CAS Registry Number.
91164-91-9Relevant articles and documents
The Compounds Related to 3-(1-Imidazolyl)-2-alken-1-ones. Preparation and Reactions
Kashima, Choji,Tajima, Tadakuni,Omote, Yoshimori
, p. 171 - 176 (2007/10/02)
Compounds related to 3-(1-imidazolyl)-2-alken-1-ones, 3-(1-imidazolyl)-2-alkenoic acid derivatives and 2-alken-1-ones having heterocycles on the C-3 carbon were prepared.The reaction of nucleophiles with these compounds was also discussed.
