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918-19-4

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918-19-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 918-19-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,1 and 8 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 918-19:
(5*9)+(4*1)+(3*8)+(2*1)+(1*9)=84
84 % 10 = 4
So 918-19-4 is a valid CAS Registry Number.

918-19-4Upstream product

918-19-4Relevant articles and documents

CHLORINATIVE CLEAVAGE OF PERMETHYLPOLYSILANES INITIATED BY PHOTO-INDUCED ELECTRON TRANSFER

Nakadaira, Yasuhiro,Komatsu, Norio,Sakurai, Hideki

, p. 1781 - 1782 (2007/10/02)

Irradiation od dodecamethylcyclohexasilane (1) in CCl4-CH2Cl2 in the presence of 9,10-dicyanoanthracene (2) afforded 1,6-dichlorododecamethylsilane in 70percent yield.Fluorescence of 2 was quenched by 1 with a diffusion-controlled rate.A mechanism of free-radical chlorination involving (1)+ is proposed.

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