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(3R,5S)-3,5-Dihydroxy-2-methyl-cyclopent-1-ene-1,3-dicarboxylic acid 3-benzyl ester 1-methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

118204-75-4

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118204-75-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 118204-75-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,2,0 and 4 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 118204-75:
(8*1)+(7*1)+(6*8)+(5*2)+(4*0)+(3*4)+(2*7)+(1*5)=104
104 % 10 = 4
So 118204-75-4 is a valid CAS Registry Number.

118204-75-4Downstream Products

118204-75-4Relevant academic research and scientific papers

Preparation of Chiral, Highly Functionalized Cyclopentenones

Okano, Kouji,Mizuhara, Yukako,Suemune, Hiroshi,Akita, Hiroyuki,Sakai, Kiyoshi

, p. 1358 - 1365 (2007/10/02)

During a detailed examination on the cyclization of 1,4-diketones to cyclopentenones, we have found that two oxygenated products (4 and 5) are formed when the purification by column chromatography on silica gel takes a long time.The highly functionalized

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