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847063-15-4

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847063-15-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 847063-15-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,7,0,6 and 3 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 847063-15:
(8*8)+(7*4)+(6*7)+(5*0)+(4*6)+(3*3)+(2*1)+(1*5)=174
174 % 10 = 4
So 847063-15-4 is a valid CAS Registry Number.

847063-15-4Relevant articles and documents

1,3,4-Thiadiazoles. Regioselective O-demethylation on dehydrative cyclization of 1-(3,4,5-trimethoxybenzoyl)-4-substituted thiosemicarbazides with sulphuric acid

Al-Omar, Mohamed,Al-Deeb, Omar A.,Al-Khamees, Hamad A.,El-Emam, Ali A.

, p. 2509 - 2517 (2007/10/03)

Cyclization of 1-(3,4,5-trimethoxybenzoyl)-4-substituted thiosemicarbazides 2a-g with sulphuric acid at ambient temperature afforded the selectively demethylated products 2-(4-hydroxy-3,5-dimethoxyphenyl)-5-substituted amino-1,3,4-thiadiazoles 4a-g. Meanw

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