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143810-34-8

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143810-34-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143810-34-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,8,1 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 143810-34:
(8*1)+(7*4)+(6*3)+(5*8)+(4*1)+(3*0)+(2*3)+(1*4)=108
108 % 10 = 8
So 143810-34-8 is a valid CAS Registry Number.

143810-34-8Downstream Products

143810-34-8Relevant articles and documents

PREPARATION OF 2,5-DISILYLATED THIOPHENE DERIVATIVES AND THEIR CONVERSION TO 2,5-DIHALO DERIVATIVES

Furukawa, Naomichi,Hoshiai, Hiroki,Shibutani, Tadao,Higaki, Masato,Iwasaki, Fujiko,Fujihara, Hisashi

, p. 1085 - 1088 (1992)

2,5-Disilylated thiophenes were prepared and readily oxidized with m-chloroperbenzoic acid (m-CPBA) to give the corresponding 1,1-dioxides.The thiophene dioxide was converted to 2,5-dihalogenothiophene dioxides with halogenating agents.

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