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209049-15-0

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209049-15-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 209049-15-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,0,4 and 9 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 209049-15:
(8*2)+(7*0)+(6*9)+(5*0)+(4*4)+(3*9)+(2*1)+(1*5)=120
120 % 10 = 0
So 209049-15-0 is a valid CAS Registry Number.

209049-15-0Relevant articles and documents

Synthetic studies on tetrazomine: Stereochemical assignment of the β- hydroxypipecolic acid

Scott, Jack D.,Tippie, Tracy N.,Williams, Robert M.

, p. 3659 - 3662 (2007/10/03)

The asymmetric syntheses of 2(R), 3(R)- and 2(S), 3(S)-β- hydroxypipecolic acids are described, including the determination of the absolute stereochemistry of the β-hydroxypipecolic acid moiety of tetrazomine.

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