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ethyl 7S-t-butyldimethylsilyloxy-7-phenyl-5S,6S-O-isopropylidene-4S-methoxymethyl-heptyn-2-oate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

338385-75-4

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338385-75-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 338385-75-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,8,3,8 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 338385-75:
(8*3)+(7*3)+(6*8)+(5*3)+(4*8)+(3*5)+(2*7)+(1*5)=174
174 % 10 = 4
So 338385-75-4 is a valid CAS Registry Number.

338385-75-4Relevant academic research and scientific papers

Total synthesis of four diastereoisomers of Goniofufurone from D-(-)- or L-(+)-tartaric acid

Su, Yong-Li,Yang, Chun-Song,Teng, Shang-Jun,Zhao, Gang,Ding, Yu

, p. 2147 - 2153 (2007/10/03)

(+) and (-)-Goniofufurones, (+) and (-)-8-epi-goniofufurones have been synthesized from D-(-) and L-(+)-tartaric acids by the addition of ethyl lithiopropiolate to a chiral aldehyde intermediate as a key step, in which LDA is the best base compared to n-BuLi plus Lewis acid YCl3 (cat.).

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