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3,12,21,30-tetraazido-11,13,29,31-tetramethyl-2,4,20,22-tetraoxa-10,11,13,14,28,29,31,32-octaaza-3,12,21,30-tetraphosphapentacyclo<32.2.2.25,8.216,19.223,26>tetratetraconta-5,7,9,14,16,18,23,25,27,32,34,36,37,39,41,43-hexadecene 3,12,21,30-tetr... is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

156457-70-4

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156457-70-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 156457-70-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,4,5 and 7 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 156457-70:
(8*1)+(7*5)+(6*6)+(5*4)+(4*5)+(3*7)+(2*7)+(1*0)=154
154 % 10 = 4
So 156457-70-4 is a valid CAS Registry Number.

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