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76016-88-1

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76016-88-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76016-88-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,0,1 and 6 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 76016-88:
(7*7)+(6*6)+(5*0)+(4*1)+(3*6)+(2*8)+(1*8)=131
131 % 10 = 1
So 76016-88-1 is a valid CAS Registry Number.

76016-88-1Relevant articles and documents

The Preparation of 2,4,6-Triphenylpyrylium Trifluoromethanesulphonate, Fluorosulphonate, Ethoxysulphonate, Naphthalene-2-sulphonate, Stannochloride, Trichloroacetate, and Trifluoroacetate and other Pyrylium Trifluoromethanesulphonates and their Reactions

Katritzky, Alan R.,El-Mowafy, Azzahra M.,Marzorati, Liliana,Patel, Ranjan C.,Thind, Sukhpal S.

, p. 4001 - 4030 (2007/10/02)

The title pyrylium salts are all readily prepared in high yield from 1,3,5-triphenylpent-2-ene-1,5-dione.Amines react with the trifluoromethanesulphonate, naphthalene-2-sulphonate, and trifluoroacetate to give the corresponding pyridinium salts in high yi

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