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1-benzyl-3,4-dibromo-1-methyl-phospholanium; bromide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

17786-53-7

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17786-53-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17786-53-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,7,8 and 6 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17786-53:
(7*1)+(6*7)+(5*7)+(4*8)+(3*6)+(2*5)+(1*3)=147
147 % 10 = 7
So 17786-53-7 is a valid CAS Registry Number.

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