135765-67-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135765-67-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,7,6 and 5 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 135765-67:
(8*1)+(7*3)+(6*5)+(5*7)+(4*6)+(3*5)+(2*6)+(1*7)=152
152 % 10 = 2
So 135765-67-2 is a valid CAS Registry Number.
135765-67-2Relevant articles and documents
1,1-DISUBSTITUTED-6--2,5-DITHIOBIUREAS
Scovill, John P.
, p. 77 - 82 (2007/10/02)
Reaction of 2-acetylpyridine with 4-methyl-4-phenyl-3-thiosemicarbazide afforded 1-methyl-1-phenyl-6--2,5-dithiobiurea (2a) rather than the expected thiosemicarbazone, 2-acetylpyridine 4-methyl-4-phenyl-3-thiosemicarbazone,
