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2-[(2R,3R,3aS,9aR)-2-(6-Amino-purin-9-yl)-5,5,7,7-tetraisopropyl-tetrahydro-1,4,6,8-tetraoxa-5,7-disila-cyclopentacycloocten-3-yl]-isoindole-1,3-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

401812-91-7

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401812-91-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 401812-91-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,1,8,1 and 2 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 401812-91:
(8*4)+(7*0)+(6*1)+(5*8)+(4*1)+(3*2)+(2*9)+(1*1)=107
107 % 10 = 7
So 401812-91-7 is a valid CAS Registry Number.

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