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144760-89-4

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144760-89-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144760-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,7,6 and 0 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 144760-89:
(8*1)+(7*4)+(6*4)+(5*7)+(4*6)+(3*0)+(2*8)+(1*9)=144
144 % 10 = 4
So 144760-89-4 is a valid CAS Registry Number.

144760-89-4Relevant articles and documents

Synthesis of benzo[b]benzo[2,3-d]thiophen-6,9-diones via palladium(II) acetate-mediated cyclization of 5-arylthiocyclohexa-2,5-diene-1,4-diones

Ryu, Chung-Kyu,Choi, Ik Hwa,Park, Rae Eun

, p. 3319 - 3328 (2007/10/03)

Palladium(II)-mediated oxidative cyclization of 5-arylthiocyclohexa-2,5- diene-1,4-diones 4 giving biologically important benzo[b]benzo[2,3-d]thiophene- 6,9-diones 2 has been performed with a stoichiometric amount of palladium(II) acetate in distillated acetic acid. Copyright Taylor & Francis Group, LLC.

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