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77758-93-1

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77758-93-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77758-93-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,7,5 and 8 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 77758-93:
(7*7)+(6*7)+(5*7)+(4*5)+(3*8)+(2*9)+(1*3)=191
191 % 10 = 1
So 77758-93-1 is a valid CAS Registry Number.

77758-93-1Upstream product

77758-93-1Relevant articles and documents

Perfluoroalkyl compounds and process for preparing the same

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, (2008/06/13)

Perfluoroalkyl compounds represented by the formula (I): STR1 wherein Rf represents a perfluoroalkyl group having 1 to 20 carbon atoms, Ar represents a substituted or unsubstituted phenyl group wherein the substituent is an alkyl group having 1 to 4 carbon atoms or a halogen atom, I represents an iodine atom, and A represents a perfluoroalkyl group having 1 to 20 carbon atoms which can be the same or different from Rf, a hydroxy group an alkyl group having 1 to 4 carbon atoms, an aryl group or a halogen atom, and processes for preparing the perfluoroalkyl compounds represented by the formula (I).

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