129137-63-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129137-63-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,3 and 7 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 129137-63:
(8*1)+(7*2)+(6*9)+(5*1)+(4*3)+(3*7)+(2*6)+(1*3)=129
129 % 10 = 9
So 129137-63-9 is a valid CAS Registry Number.
129137-63-9Relevant articles and documents
SYNTHESIS OF 3,5-DIARYL-1,2,4-OXADIAZOLES FROM TRICHLOROMETHYLARENES AND ARENEAMIDOXIMES
Belen'kii, L. I.,Brokhovetskii, D. B.,Krayushkin, M. M.
, p. 1659 - 1668 (1990)
The interaction of trichloromethylarenes ArCCl3 with areneamidoximes Ar'C(NH2)=NOH was studied.The reaction in the absence of a solvent