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4-(3,4-dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-2-(4,5-dimethyl-[1,3]dithiol-2-ylidene)-4H-[1,3]dithiolo[4,5-d]pyrimidine-5,7-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

256347-98-5

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256347-98-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 256347-98-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,6,3,4 and 7 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 256347-98:
(8*2)+(7*5)+(6*6)+(5*3)+(4*4)+(3*7)+(2*9)+(1*8)=165
165 % 10 = 5
So 256347-98-5 is a valid CAS Registry Number.

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