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3a,4,4a,7a,8,8a-hexahydro-3-methyl-4,8-methanofuro-[3,4-f]-1,2-benzisoxazole-5,7-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138329-56-3

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138329-56-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138329-56-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,3,2 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 138329-56:
(8*1)+(7*3)+(6*8)+(5*3)+(4*2)+(3*9)+(2*5)+(1*6)=143
143 % 10 = 3
So 138329-56-3 is a valid CAS Registry Number.

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