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Benzenepropanoic acid, a-[[(4-methylphenyl)sulfonyl]oxy]-, ethyl ester, (S)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70836-92-9

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70836-92-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70836-92-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,8,3 and 6 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 70836-92:
(7*7)+(6*0)+(5*8)+(4*3)+(3*6)+(2*9)+(1*2)=139
139 % 10 = 9
So 70836-92-9 is a valid CAS Registry Number.

70836-92-9Relevant academic research and scientific papers

Stereochemical Studies. LX. Neighboring Phenyl Group Participation. I. Stereospecific Transformation of L-Phenylalanine to Optically Active Tropic Acid

Juang, Tzuoh Miin,Yamada, Shun-ichi

, p. 4426 - 4430 (2007/10/02)

Trifluoroacetolysis of (S)-3-phenyllactic acid ester sulfonate((S)-7), obtained from L-phenylalanine via nitrous acid deamination followed by ethanolysis, afforded (R)-tropic acid ester((R)-8) in good yield by phenyl migration with inversion, while acetol

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