S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate

Base Information

Chemical Name:S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate
CAS No.:1034852-86-2
Molecular Formula:C₁₈H₂₀O₅S
Molecular Weight:348.42
Hs Code.:

Synonyms:S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate

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Technology Process of S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate

There total 1 articles about S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 39.0%

: 2033-24-1
cycl-isopropylidene malonate

: 959625-33-3
S-tert-Butyl 2-oxo-2-phenylethanethioate

: 1034852-86-2
S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate

Guidance literature:: With pyridine; titanium tetrachloride; In tetrahydrofuran; dichloromethane; at 0 - 20 ℃;
DOI:10.1021/ol800923q

Reference yield: 90.0%

: 1034852-86-2
S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate

: 557-20-0
diethylzinc

: 1034853-28-5
(S)-S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-yl)-2-phenylbutanethioate

Guidance literature:: diethylzinc; With (S)-(+)-(3,5-dioxa-4-phosphacyclohepta[2,1-a;3,4-a']dinaphthalen-4-yl)-bis-[(1R)-1-phenethyl]amine; copper(II) bis(trifluoromethanesulfonate); In 1,2-dimethoxyethane; at -40 ℃; for 0.0833333h;

S-tert-butyl 2-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)-2-phenylethanethioate; In 1,2-dimethoxyethane; at -40 - 20 ℃; for 24h; optical yield given as %ee; enantioselective reaction;
DOI:10.1021/ol800923q