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131475-03-1

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131475-03-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131475-03-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,4,7 and 5 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 131475-03:
(8*1)+(7*3)+(6*1)+(5*4)+(4*7)+(3*5)+(2*0)+(1*3)=101
101 % 10 = 1
So 131475-03-1 is a valid CAS Registry Number.

131475-03-1Relevant articles and documents

THE REACTION OF β-AMINOENONES WITH α-AMINO DERIVATIVES. SYNTHESIS OF 2-FUNCTIONALIZED PYRROLES

Alberola, Angel,Andres, Jose M.,Gonzalez, Alfonso,Pedrosa, Rafael,Vicente, Martina

, p. 1049 - 1058 (1990)

β-Aminoenones react with ethyl glycinate, α-aminoacetonitrile and α-aminoacetamide hydrochlorides leading to 2-fuctionalized pyrroles.Although the trans-amination is a high-yield process, the transformation of the intermediate, in both basic or thermally

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