108908-55-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108908-55-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,9,0 and 8 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 108908-55:
(8*1)+(7*0)+(6*8)+(5*9)+(4*0)+(3*8)+(2*5)+(1*5)=140
140 % 10 = 0
So 108908-55-0 is a valid CAS Registry Number.
108908-55-0Relevant articles and documents
Process for the manufacture of 1-sulpho-2-oxoazetidine carboxylic acid intermediates via catalytic ester cleavage
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, (2008/06/13)
The manufacture of 1-sulpho-2-oxazetidine derivatives of the formula STR1 in which Het is an optionally amino-substituted, 5- or 6-membered, aromatic heterocycle containing 1 or 2 nitrogen atoms and optionally also an oxygen or sulphur atom, R1
