77022-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77022-71-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,0,2 and 2 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77022-71:
(7*7)+(6*7)+(5*0)+(4*2)+(3*2)+(2*7)+(1*1)=120
120 % 10 = 0
So 77022-71-0 is a valid CAS Registry Number.
77022-71-0Relevant articles and documents
N-ARYLCYANOTHIOACETAMIDES IN REACTION WITH ORTHOFORMIC ESTER
Kulaeva, L. N.,Kalinin, V. N.,Pel'kis, P. S.
, p. 1901 - 1904 (2007/10/02)
2-Cyano-2-arylthiocarbamoylvinyl ethyl ethers were synthesized by the reaction of cyanothioacetamides containing an active methylene group with ethyl orthoformate in the presence of acetic anhydride.In the absence of acetic anhydride 3,7-dicyano-4-thioxo-
