diphenylmethyl 2,2,4'-trimethyl-spiro<1,3-dioxane-5,5'-1',3'-1,3-thiazoline>-4-carboxylate

Base Information

Chemical Name:diphenylmethyl 2,2,4'-trimethyl-spiro<1,3-dioxane-5,5'-1',3'-1,3-thiazoline>-4-carboxylate
CAS No.:123176-43-2
Molecular Formula:C₂₃H₂₅NO₄S
Molecular Weight:411.522
Hs Code.:

Synonyms:

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Chemical Property of diphenylmethyl 2,2,4'-trimethyl-spiro<1,3-dioxane-5,5'-1',3'-1,3-thiazoline>-4-carboxylate

Chemical Property:

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Technology Process of diphenylmethyl 2,2,4'-trimethyl-spiro<1,3-dioxane-5,5'-1',3'-1,3-thiazoline>-4-carboxylate

There total 6 articles about diphenylmethyl 2,2,4'-trimethyl-spiro<1,3-dioxane-5,5'-1',3'-1,3-thiazoline>-4-carboxylate 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:

: 53104-32-8
(5-amino-2,2-dimethyl-1,3-dioxan-5-yl)methanol

: 123176-43-2
diphenylmethyl 2,2,4'-trimethyl-spiro<1,3-dioxane-5,5'-1',3'-1,3-thiazoline>-4-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1: KH₂PO₄, NaIO₄ / H₂O / 4 h, 10 deg C, 5 h, 20 deg C

2: 67 percent / potassium tert.-butoxide / tetrahydrofuran / <-60 deg C, 30 min; 0 deg C, 30 min

3: 71 percent / triethyl amine, Lawesson reagent / 1,2-dimethoxy-ethane / 0.33 h / 20 °C

4: 1) potassium tert.-butoxide / 1) THF, 1 h, -30 deg C, 2) 20 min, -30 deg C, 20 min, 20 deg C

With Lawessons reagent; sodium periodate; potassium dihydrogenphosphate; potassium tert-butylate; triethylamine; In tetrahydrofuran; 1,2-dimethoxyethane; water;
DOI:10.1016/0040-4020(89)80098-5

Reference yield:

: 74181-34-3
2,2,-dimethyl-1,3-dioxan-5-one

: 123176-43-2
diphenylmethyl 2,2,4'-trimethyl-spiro<1,3-dioxane-5,5'-1',3'-1,3-thiazoline>-4-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: 67 percent / potassium tert.-butoxide / tetrahydrofuran / <-60 deg C, 30 min; 0 deg C, 30 min

2: 71 percent / triethyl amine, Lawesson reagent / 1,2-dimethoxy-ethane / 0.33 h / 20 °C

3: 1) potassium tert.-butoxide / 1) THF, 1 h, -30 deg C, 2) 20 min, -30 deg C, 20 min, 20 deg C

With Lawessons reagent; potassium tert-butylate; triethylamine; In tetrahydrofuran; 1,2-dimethoxyethane;
DOI:10.1016/0040-4020(89)80098-5

Reference yield:

: 123176-34-1
diphenylmethyl 2-isocyanoacetate

: 123176-43-2
diphenylmethyl 2,2,4'-trimethyl-spiro<1,3-dioxane-5,5'-1',3'-1,3-thiazoline>-4-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: 67 percent / potassium tert.-butoxide / tetrahydrofuran / <-60 deg C, 30 min; 0 deg C, 30 min

2: 71 percent / triethyl amine, Lawesson reagent / 1,2-dimethoxy-ethane / 0.33 h / 20 °C

3: 1) potassium tert.-butoxide / 1) THF, 1 h, -30 deg C, 2) 20 min, -30 deg C, 20 min, 20 deg C

With Lawessons reagent; potassium tert-butylate; triethylamine; In tetrahydrofuran; 1,2-dimethoxyethane;
DOI:10.1016/0040-4020(89)80098-5