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tert-butyldimethyl(((2R,3S)-3-methyl-7-(trimethylsilyl)hept-6-yn-2-yl)oxy)silane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1228675-55-5

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1228675-55-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1228675-55-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,6,7 and 5 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1228675-55:
(9*1)+(8*2)+(7*2)+(6*8)+(5*6)+(4*7)+(3*5)+(2*5)+(1*5)=175
175 % 10 = 5
So 1228675-55-5 is a valid CAS Registry Number.

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