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tert-butyl 5-hydroxy-4-methylene-3-tosyl-pentenoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

158947-68-3

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158947-68-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 158947-68-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,9,4 and 7 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 158947-68:
(8*1)+(7*5)+(6*8)+(5*9)+(4*4)+(3*7)+(2*6)+(1*8)=193
193 % 10 = 3
So 158947-68-3 is a valid CAS Registry Number.

158947-68-3Downstream Products

158947-68-3Relevant academic research and scientific papers

Tosylated lithium 2-(lithiomethyl)-2-propen-1-olate: A γ-alkoxide allyl sulfone anion in organic synthesis

Alonso, Diego A.,Najera, Carmen,Sansano, Jose M.

, p. 6603 - 6620 (1994)

Dilithiated 2-(tosylmethyl)-2-propen-1-ol (6) functioned as a nucleophile at the α-position of the allylic anion in reactions with deuterium oxide, alkyl halides, and aldehydes, and in conjugate additions to α,β-unsaturated carbonyl compounds. With nitro-

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