80053-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80053-74-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,0,5 and 3 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 80053-74:
(7*8)+(6*0)+(5*0)+(4*5)+(3*3)+(2*7)+(1*4)=103
103 % 10 = 3
So 80053-74-3 is a valid CAS Registry Number.
80053-74-3Relevant articles and documents
Reaction of Trimethylsilyl Azide with C=N-O Bond
Nishiyama, Kozaburo,Miyata, Izumi
, p. 2419 - 2420 (2007/10/02)
Trimethylsilyl azide (TMSA) was reacted with an oxime ester or a Reissert salt in the presence of trimethylsilyl trifluoromethanesulfonate to give tetrazole derivative.The details of these reactions are examined.