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40645-42-9

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40645-42-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40645-42-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,6,4 and 5 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 40645-42:
(7*4)+(6*0)+(5*6)+(4*4)+(3*5)+(2*4)+(1*2)=99
99 % 10 = 9
So 40645-42-9 is a valid CAS Registry Number.

40645-42-9Relevant articles and documents

Base-Catalyzed Elimination of Para-Substituted Thiophenoxides from 4-(Arylthio)azetidin-2-ones

Gu, Huizhong,Fedor, Leo R.

, p. 5655 - 5657 (2007/10/02)

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ALKALINE HYDROLYSIS OF p-SUBSTITUTED PHENYL 2,4-DINITROPHENYL SULFIDES

Ivanov, A. V.,Babushkin, V. N.,Gitis, S. S.,Popova, A. G.

, p. 991 - 995 (2007/10/02)

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