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(S)-3-Hydroxy-3-methyl-4-phenyl-butyric acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

213267-16-4

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213267-16-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 213267-16-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,2,6 and 7 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 213267-16:
(8*2)+(7*1)+(6*3)+(5*2)+(4*6)+(3*7)+(2*1)+(1*6)=104
104 % 10 = 4
So 213267-16-4 is a valid CAS Registry Number.

213267-16-4Relevant articles and documents

An efficient] large-scale synthesis of (R)-(-)-mevalonolactone using simple biological and chemical catalysts

Orru, Romano V. A.,Osprian, Ingrid,Kroutil, Wolfgang,Faber, Kurt

, p. 1259 - 1263 (2007/10/03)

Natural (R)-(-)-mevalonolactone (2) was synthesized in eight steps in 55% total yield and >99% ee employing an enantioconvergent chemoenzymatic route. In the key step, 2-benzyl-2-methyloxirane (±)-3 was deracemized on a large scale (10 g) using lyophilized cells of Nocardia EH1 and sulfuric acid. The product diol (S)-4 was isolated in 94% chemical yield and 94% optical purity.

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