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109089-78-3

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109089-78-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109089-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,0,8 and 9 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 109089-78:
(8*1)+(7*0)+(6*9)+(5*0)+(4*8)+(3*9)+(2*7)+(1*8)=143
143 % 10 = 3
So 109089-78-3 is a valid CAS Registry Number.

109089-78-3Downstream Products

109089-78-3Relevant articles and documents

p-Toluenesulfonic acid mediated hydroarylation of cinnamic acids with anisoles and phenols under metal and solvent-free conditions

Jagdale, Arun R.,Sudalai, Arumugam

, p. 4895 - 4898 (2008/02/08)

Hydroarylation of cinnamic acids with anisoles and phenols mediated by p-toluenesulfonic acid (p-TSA) under metal and solvent-free conditions gave 3-(4-methoxyphenyl)-3-phenylpropanoic acids and dihydrocoumarins, respectively, in high yields and excellent selectivity.

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