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115237-17-7

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115237-17-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 115237-17-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,2,3 and 7 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 115237-17:
(8*1)+(7*1)+(6*5)+(5*2)+(4*3)+(3*7)+(2*1)+(1*7)=97
97 % 10 = 7
So 115237-17-7 is a valid CAS Registry Number.

115237-17-7Relevant articles and documents

A Convenient Synthesis of Both Enantiomeric 2,3-Disubstituted 5-Norbornenes from D-Mannitol

Takano, Seiichi,Kurotaki, Ayako,Ogasawara, Kunio

, p. 1075 - 1078 (1987)

A convenient synthesis of both enantiomeric trans- and cis-2,3-disubstituted 5-norbornenes (bicycloheptenes), 2 and 3, has been developed by utilizing the Diels-Alder reaction between cyclopentadiene and chiral dienophiles obtained from a single chiral template D-mannitol (1).

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