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[(1R,2R,3S,6R)-2,3-Bis-(tert-butyl-dimethyl-silanyloxy)-7-oxa-bicyclo[4.1.0]hept-4-en-1-yl]-methanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

439213-18-0

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439213-18-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 439213-18-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,2,1 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 439213-18:
(8*4)+(7*3)+(6*9)+(5*2)+(4*1)+(3*3)+(2*1)+(1*8)=140
140 % 10 = 0
So 439213-18-0 is a valid CAS Registry Number.

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