129959-41-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129959-41-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,9,5 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 129959-41:
(8*1)+(7*2)+(6*9)+(5*9)+(4*5)+(3*9)+(2*4)+(1*1)=177
177 % 10 = 7
So 129959-41-7 is a valid CAS Registry Number.
129959-41-7Relevant articles and documents
CYANOACETYLENES IN A REACTION WITH BENZOXAZOLE-2-THIONE AND BENZOXAZOL-2-ONE
Andriyankova, L. V.,Abramova, N. D.,Kositsyna, E. I.
, p. 1254 - 1255 (1990)
The reaction of benzoxazole-2-thione and benzoxazol-2-one with substituted cyanoacetylenes was studied. 2-benzoxazole was obtained by the reaction of benzoxazole-2-thione with phenylcyanoacetylene.Benzoxazol-2-one with phe
