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107688-37-9

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107688-37-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 107688-37-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,6,8 and 8 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 107688-37:
(8*1)+(7*0)+(6*7)+(5*6)+(4*8)+(3*8)+(2*3)+(1*7)=149
149 % 10 = 9
So 107688-37-9 is a valid CAS Registry Number.

107688-37-9Relevant articles and documents

EINE NEUE SYNTHESE VON VINBLASTIN-DERIVATEN V. KONZEPT UND UNTERSUCHUNGEN ZUR SYNTHESE VON 20'-DESETHYL-20'-DESOXY-C'-HOMOVINBLASTIN-OCTAHYDRO-3H-AZECINOINDOL-DERIVATE

Schill, Gottfried,Priester, Claus Ulrich,Windhoevel, Udo Frank,Fritz, Hans

, p. 1211 - 1220 (2007/10/02)

A concept for the synthesis of C'-homovinblastine derivative 1 is presented in which the azecinoindole derivative 3 and the bicyclic lactam 5 are key intermediates.Starting from tryptamine, the synthesis of these two intermediates is described.In addition

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