1233402-45-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1233402-45-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,3,4,0 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1233402-45:
(9*1)+(8*2)+(7*3)+(6*3)+(5*4)+(4*0)+(3*2)+(2*4)+(1*5)=103
103 % 10 = 3
So 1233402-45-3 is a valid CAS Registry Number.
1233402-45-3Relevant articles and documents
NITRO GROUP-CONTAINING ETHER COMPOUND AND METHOD FOR PRODUCING SAME
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Page/Page column 14, (2012/05/04)
It is possible to produce oseltamivir safely and stably in large quantities by using as a starting material tartaric acid, mannitol or arabinose, via nitro group-containing ether compound of the formula (1). (wherein R1, R2 and Rsup
