30216-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30216-02-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,2,1 and 6 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 30216-02:
(7*3)+(6*0)+(5*2)+(4*1)+(3*6)+(2*0)+(1*2)=55
55 % 10 = 5
So 30216-02-5 is a valid CAS Registry Number.
30216-02-5Relevant articles and documents
REACTION OF N-ACYLSULFILIMINES WITH DIPHENYL KETENE. A NEW SYNTHESIS OF 2-OXAZOLIN-4-ONES
Ketcha, Daniel M.,Abou-Gharbia, Magid,Smith, Francis X.,Swern, Daniel
, p. 2811 - 2814 (1983)
2-Substituted-5,5-diphenyl-2-oxazolin-4-ones are prepared in good to high yields by reaction of diphenyl ketene and N-acylsulfilimes.
