74415-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74415-65-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,1 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 74415-65:
(7*7)+(6*4)+(5*4)+(4*1)+(3*5)+(2*6)+(1*5)=129
129 % 10 = 9
So 74415-65-9 is a valid CAS Registry Number.
74415-65-9Relevant articles and documents
Synthesis of Annelated 1,3,4,6-Thiatriazepines from Dichlorodiazabutadienes and Cyclic Thioureas
Moss, Stephen F.,Taylor, David R.
, p. 156 (1980)
Treatment of 1,4-dichlorodiphenyl-2,3-diazabutadiene (2) with the sodium salts of cyclic thioureas has yielded the first examples of a new type of seven-membered heterocycle, annelated 1,3,4,6-thiatriazepines.
