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303982-75-4

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303982-75-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 303982-75-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,3,9,8 and 2 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 303982-75:
(8*3)+(7*0)+(6*3)+(5*9)+(4*8)+(3*2)+(2*7)+(1*5)=144
144 % 10 = 4
So 303982-75-4 is a valid CAS Registry Number.

303982-75-4Downstream Products

303982-75-4Relevant articles and documents

Conversion of carbamates to amidosulfones and amides. Synthesis of the [14C]-labeled antiobesity agent Ro23-7637

White, James D.,Blakemore, Paul R.,Milicevic, Selena,Choudhry, Satish C.,Cupano, Joseph,Serico, Lucia

, p. 1803 - 1806 (2007/10/03)

Matrix presented Carbamates of primary and secondary amines react with the dianion of methyl phenyl sulfone to yield amidosulfones. Alylation of the amidosulfone followed by reductive removal of the sulfonyl residue gives an amide.

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