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115684-42-9

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115684-42-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 115684-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,6,8 and 4 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 115684-42:
(8*1)+(7*1)+(6*5)+(5*6)+(4*8)+(3*4)+(2*4)+(1*2)=129
129 % 10 = 9
So 115684-42-9 is a valid CAS Registry Number.

115684-42-9Relevant articles and documents

ENANTIOSPECIFIC SYNTHESIS OF (6R, 7S, 8aR)-DIHYDROXYINDOLIZIDINE AND (6R, 7R, 8S, 8aR)-TRIHYDROXYINDOLIZIDINE FROM D-GLUCOSE.

Hendry, David,Hough, Leslie,Richardson, Anthony C.

, p. 4601 - 4604 (1987)

Enantiospecific synthesis of (6R, 7S, 8aR)-dihydroxyindolizidine (1) and (6R, 7R, 8S, 8aR)-trihydroxyindolizidine (2) from readily available methyl 2-azido-4,6-O-benzylidene-2-deoxy-α-D-altropyranoside (5) are described.

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