1137183-04-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1137183-04-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,7,1,8 and 3 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1137183-04:
(9*1)+(8*1)+(7*3)+(6*7)+(5*1)+(4*8)+(3*3)+(2*0)+(1*4)=130
130 % 10 = 0
So 1137183-04-0 is a valid CAS Registry Number.
1137183-04-0Relevant articles and documents
Reaction of anthranilic acid 2-N-phenylhydrazide with cyclic anhydrides
Shemchuk,Chernykh,Krys'kiv
, p. 1006 - 1008 (2008)
In the reaction with cyclic anhydrides the anthranilic acid 2-N-phenylhydrazide depending on conditions yielded either anthranilic acid 2-N-acyl-2-N′-phenylhydrazides, 2-R-3-anilinoquinazolin-4(3H)-ones, or derivatives of 1-phenylpyridazino[3,2-b]quinazol