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142945-29-7

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142945-29-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142945-29-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,9,4 and 5 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 142945-29:
(8*1)+(7*4)+(6*2)+(5*9)+(4*4)+(3*5)+(2*2)+(1*9)=137
137 % 10 = 7
So 142945-29-7 is a valid CAS Registry Number.

142945-29-7Relevant articles and documents

Synthesis of a 5-Methylene Analogue of 5-Enolpyruvylshikimic Acid

Campbell, Malcolm M.,Rabiasz, Helena S.,Sainsbury, Malcolm,Searle, Philip A.,Davies, Gareth M.

, p. 9363 - 9372 (2007/10/02)

The synthesis of (+/-)-3-(1-carboxy-3α,4α-dihydroxycyclohex-1-en-5β-yl)-2-methylidenepropionic acid, a methylene analogue of 5-enolpyruvylshikimic acid, from methyl 3α,4α-isopropylidene-5β-iodomethylcyclohex-1-ene-1-carboxylate is described.The starting c

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