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2,3-diethyl-1-potassio-1-tri-tert-butylsilyl-1-silacycloprop-2-ene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1005211-91-5

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1005211-91-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1005211-91-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,2,1 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1005211-91:
(9*1)+(8*0)+(7*0)+(6*5)+(5*2)+(4*1)+(3*1)+(2*9)+(1*1)=75
75 % 10 = 5
So 1005211-91-5 is a valid CAS Registry Number.

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