224775-95-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 224775-95-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,4,7,7 and 5 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 224775-95:
(8*2)+(7*2)+(6*4)+(5*7)+(4*7)+(3*5)+(2*9)+(1*5)=155
155 % 10 = 5
So 224775-95-5 is a valid CAS Registry Number.
224775-95-5Relevant articles and documents
Enzymatic deprotection of methylthiomethyl esters: Synthesis of O-(carbamoyl) and O-(sulfamoyl)salicylic acids
Kamal
, p. 1293 - 1299 (1991)
An enzymatic selective deprotection of methylthiomethyl esters via their sulfone derivatives in presence of labile carbamoyloxy as well as sulfamoyloxy functionalities lead to the formation of O-(carbamoyl) and O-(sulfamoyl)salicylic acids respectively.
