1354513-57-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1354513-57-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,4,5,1 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1354513-57:
(9*1)+(8*3)+(7*5)+(6*4)+(5*5)+(4*1)+(3*3)+(2*5)+(1*7)=147
147 % 10 = 7
So 1354513-57-7 is a valid CAS Registry Number.
1354513-57-7Relevant articles and documents
Condensed diazepines. Synthesis of 1-r-3,4-dihydro-5H-benzothieno[2,3-d][1, 2]diazepin-4-ones
Tolkunov,Eresako,Mazepa,Palamarchuk,Shishkin,Tolkunov
, p. 1371 - 1381 (2013/04/24)
Novel 1-R-3,4-dihydro-5H-benzothieno[2,3-d][1,2]diazepin-4-ones have been prepared by the cyclization of 2-acyl(aroyl)benzo[b]thiophene-3-acetic acids or 1-R-benzothieno[2,3-c]pyr-3-ones with hydrazine hydrate.
