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((3aR,7aS)-6-Hydroxymethyl-2,2-dimethyl-3a,7a-dihydro-benzo[1,3]dioxol-5-yl)-methanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

205129-90-4

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205129-90-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 205129-90-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,5,1,2 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 205129-90:
(8*2)+(7*0)+(6*5)+(5*1)+(4*2)+(3*9)+(2*9)+(1*0)=104
104 % 10 = 4
So 205129-90-4 is a valid CAS Registry Number.

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