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130747-30-7

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130747-30-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130747-30-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,7,4 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 130747-30:
(8*1)+(7*3)+(6*0)+(5*7)+(4*4)+(3*7)+(2*3)+(1*0)=107
107 % 10 = 7
So 130747-30-7 is a valid CAS Registry Number.

130747-30-7Relevant articles and documents

Synthesis of 1,2,3-Thiadiazole-5-carbaldehydes and their Conversion into 6aλ4-Thia-1,2,5,6-tetraazapentalenes

L'abbe, Gerrit,Frederix, Ann

, p. 1415 - 1418 (2007/10/02)

A convenient method for the synthesis of the virtually unknown 1,2,3-thiadiazole-5-carbaldehydes consists in monobromination of the 5-methyl derivatives, followed by treatment with sodium azide and decomposition in concentrated sulfuric acid (6 -> 7 -> 9

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