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Carbamic acid (R)-2,7-diamino-1-[2-amino-9-(4-hydroxy-5-phosphonooxymethyl-tetrahydro-furan-2-yl)-9H-purin-6-yloxy]-6-methyl-5,8-dioxo-2,3,5,8-tetrahydro-1H-pyrrolo[1,2-a]indol-9-ylmethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81990-97-8

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81990-97-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81990-97-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,9 and 0 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 81990-97:
(7*8)+(6*1)+(5*9)+(4*9)+(3*0)+(2*9)+(1*7)=168
168 % 10 = 8
So 81990-97-8 is a valid CAS Registry Number.

81990-97-8Upstream product

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