120759-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120759-53-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,7,5 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 120759-53:
(8*1)+(7*2)+(6*0)+(5*7)+(4*5)+(3*9)+(2*5)+(1*3)=117
117 % 10 = 7
So 120759-53-7 is a valid CAS Registry Number.
120759-53-7Relevant articles and documents
REACTIONS OF 4,5-DIAMINO-3-METHYL-1-PHENYLPYRAZOLE WITH AROMATIC HALOKETONES
Orlov, V.D.,Tueni, M.,Kolos, N.N.,Getmanskii, N.V.,Kiroga, Kh.
, p. 643 - 646 (2007/10/02)
Reaction of 4,5-diamino-3-methyl-1-phenylpyrazole with ω-bromoacetophenones yields pyrazolopyrazines.A side product is 1-phenyl-3-methyl-5-imino-4--2-pyrazoline obtained by dimerization of the starting
