97738-62-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97738-62-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,7,3 and 8 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 97738-62:
(7*9)+(6*7)+(5*7)+(4*3)+(3*8)+(2*6)+(1*2)=190
190 % 10 = 0
So 97738-62-0 is a valid CAS Registry Number.
97738-62-0Relevant articles and documents
An easy route to functionalised tetrahydropyridazines
Yavari, Issa,Adib, Mehdi
, p. 543 - 545 (2007/10/03)
A one-pot synthesis of dialkyl 5-ethoxy-6-oxo-1,2-diphenyl-1,2,5,6-tetrahydro-pyridazine-3,4-dicarboxylates by reaction of ethyl 2-(1,2-diphenylhydrazino)-2-oxoacetate, dialkyl acetylenedicarboxylate, and triphenylphosphine in good yields is reported.