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91876-32-3

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91876-32-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91876-32-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,8,7 and 6 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 91876-32:
(7*9)+(6*1)+(5*8)+(4*7)+(3*6)+(2*3)+(1*2)=163
163 % 10 = 3
So 91876-32-3 is a valid CAS Registry Number.

91876-32-3Relevant articles and documents

The Synthesis of D-(6R)- and (6S)-(6-2H1)-Galactose

Ohrui, Hiroshi,Nishida, Yoshihiro,Meguro, Hiroshi

, p. 1049 - 1054 (2007/10/02)

D-(6R)- and (6S) -(6-2H1)-Galactose were regio- and stereospecifically synthesized through photobromination of 1,6-anhydrogalactose derivatives.The (6S)-compound was prepared in a similar manner to our previous synthesis of D-(6S)-(6-2H1)-glucose.The inversion to the (6R)-galacto derivatives was performed via (6S)-(6-2H1)-6-p-toluenesulfonyl-1,2,3,4-di-O-isopropyridene-α-D-galactose.

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