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(1S,4R)-[5-(tert-butyl-dimethyl-silyloxy)-2-oxa-3-aza-bicyclo[2,2,2]oct-5-en-3-yl]-(3,3-dioxo-10,10-dimethyl-3λ6-thia-4-aza-tricyclo[5.2.1.01,5]dec-4-yl)-methanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

287117-67-3

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287117-67-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 287117-67-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,7,1,1 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 287117-67:
(8*2)+(7*8)+(6*7)+(5*1)+(4*1)+(3*7)+(2*6)+(1*7)=163
163 % 10 = 3
So 287117-67-3 is a valid CAS Registry Number.

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