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Toluene-4-sulfonate2-[(1E,3E,5E)-7-(1,3-dimethyl-1,3-dihydro-benzoimidazol-2-ylidene)-hepta-1,3,5-trienyl]-1,3-dimethyl-3H-benzoimidazol-1-ium; is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

61555-71-3

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61555-71-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 61555-71-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,5,5 and 5 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 61555-71:
(7*6)+(6*1)+(5*5)+(4*5)+(3*5)+(2*7)+(1*1)=123
123 % 10 = 3
So 61555-71-3 is a valid CAS Registry Number.

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