100033-34-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100033-34-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,0,3 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 100033-34:
(8*1)+(7*0)+(6*0)+(5*0)+(4*3)+(3*3)+(2*3)+(1*4)=39
39 % 10 = 9
So 100033-34-9 is a valid CAS Registry Number.
100033-34-9Relevant articles and documents
Iodation of N-Aryl-2,4-dimethyl-buta-1,3-dien-1,4-sultames
Fanghaenel, E.,Mohammed, H.,Richter, A. M.,Radeglia, R.
, p. 428 - 432 (2007/10/02)
By the iodation of N-aryl-2,4-dimethyl-buta-1,3-dien-1,4-sultames 1 with I2/HgO in EtOH/AcOH the 1,2-thiazine ring is substituted.The monosubstitution occurs on the 1-position (1a, d) and the disubstitution on the 1,3-position (3a).By iodine monochloride