134513-63-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134513-63-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,5,1 and 3 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 134513-63:
(8*1)+(7*3)+(6*4)+(5*5)+(4*1)+(3*3)+(2*6)+(1*3)=106
106 % 10 = 6
So 134513-63-6 is a valid CAS Registry Number.
134513-63-6Relevant articles and documents
Reactions of 4-aryl-1-hydrazinophthalazines with carbonyl compounds.
Shaban,Taha,Nasr
, p. 105 - 108 (2007/10/02)
Reaction of 1-hydrazino-4-phenylphthalazine and 4-benzyl-1-hydrazinophthalazine with different carbonyl compounds are described. With oxalic acid, the two cyclic amidrazones reacted to give 6-aryl-1,2,4-triazolo[3,4-a]phthalazines. Reaction with diethyl o