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(1R,4S,6S,7R)-7-(tert-Butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-2-oxa-5-aza-bicyclo[2.2.1]heptan-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

213457-86-4

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213457-86-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 213457-86-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,4,5 and 7 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 213457-86:
(8*2)+(7*1)+(6*3)+(5*4)+(4*5)+(3*7)+(2*8)+(1*6)=124
124 % 10 = 4
So 213457-86-4 is a valid CAS Registry Number.

213457-86-4Upstream product

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