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MnBr(CO)((C2H5)2PCH2CH2P(C2H5)2)2 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

221366-69-4

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221366-69-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 221366-69-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,1,3,6 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 221366-69:
(8*2)+(7*2)+(6*1)+(5*3)+(4*6)+(3*6)+(2*6)+(1*9)=114
114 % 10 = 4
So 221366-69-4 is a valid CAS Registry Number.

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