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(1R,2R,4S,5S,6S,7R)-4-Hydroxymethyl-3,8-dioxa-tricyclo[5.1.0.02,4]octane-5,6-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20421-15-2

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20421-15-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20421-15-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,4,2 and 1 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 20421-15:
(7*2)+(6*0)+(5*4)+(4*2)+(3*1)+(2*1)+(1*5)=52
52 % 10 = 2
So 20421-15-2 is a valid CAS Registry Number.

20421-15-2Upstream product

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