(1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate

Base Information

Chemical Name:(1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate
CAS No.:913253-27-7
Molecular Formula:C₂₄H₃₂O₆S
Molecular Weight:448.58
Hs Code.:

Synonyms:(1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate

Suppliers and Price of (1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate

Supply Marketing:

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

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of (1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate

There total 12 articles about (1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate 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: 86.0%

: 913253-39-1
(1R,5R)-methyl 3-(hydroxymethyl)-5-methylcyclohept-3-enecarboxylate

: 4-methyl-2-(4-toluenesulfonyl)-4-pentenoic acid

: 913253-27-7
(1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate

Guidance literature:: With dmap; diisopropyl-carbodiimide; In dichloromethane; at 0 - 20 ℃; for 18.25h;
DOI:10.1002/ejoc.200600414

Reference yield:

: 913253-31-3
(R)-5-methylhept-6-enenitrile

: 913253-27-7
(1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate

Guidance literature:: Multi-step reaction with 8 steps

1.1: 83 percent / aq. NaOH / ethanol / 16 h / Heating

2.1: 83 percent / thionyl chloride / 1 h / Heating

3.1: n-BuLi / hexane; tetrahydrofuran / 0.17 h / -78 °C

3.2: 78 percent / hexane; tetrahydrofuran / 12 h / -78 - 20 °C

4.1: NaHMDS / tetrahydrofuran / 0.67 h / -78 °C

4.2: 90 percent / tetrahydrofuran / 16 h / -50 °C

5.1: 88 percent / HCl / methanol / 16 h / 20 °C

6.1: 99 percent / 2nd generation Grubbs' catalyst / CH₂Cl₂ / 3.5 h / Heating

7.1: 89 percent / MeONa / 0.5 h / 0 °C

8.1: 86 percent / N,N-diisopropylcarbodiimide; DMAP / CH₂Cl₂ / 18.25 h / 0 - 20 °C

With hydrogenchloride; dmap; sodium hydroxide; n-butyllithium; thionyl chloride; sodium methylate; sodium hexamethyldisilazane; diisopropyl-carbodiimide; tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; In tetrahydrofuran; methanol; ethanol; hexane; dichloromethane;
DOI:10.1002/ejoc.200600414

Reference yield:

: 913253-37-9
(R)-5-methylhept-6-enoyl chloride

: 913253-27-7
(1R,5R)-methyl 5-methyl-3-[4-methyl-2-(4-toluenesulfonyl)pent-4-enoyloxymethyl]cyclohept-3-enecarboxylate

Guidance literature:: Multi-step reaction with 6 steps

1.1: n-BuLi / hexane; tetrahydrofuran / 0.17 h / -78 °C

1.2: 78 percent / hexane; tetrahydrofuran / 12 h / -78 - 20 °C

2.1: NaHMDS / tetrahydrofuran / 0.67 h / -78 °C

2.2: 90 percent / tetrahydrofuran / 16 h / -50 °C

3.1: 88 percent / HCl / methanol / 16 h / 20 °C

4.1: 99 percent / 2nd generation Grubbs' catalyst / CH₂Cl₂ / 3.5 h / Heating

5.1: 89 percent / MeONa / 0.5 h / 0 °C

6.1: 86 percent / N,N-diisopropylcarbodiimide; DMAP / CH₂Cl₂ / 18.25 h / 0 - 20 °C

With hydrogenchloride; dmap; n-butyllithium; sodium methylate; sodium hexamethyldisilazane; diisopropyl-carbodiimide; tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; In tetrahydrofuran; methanol; hexane; dichloromethane;
DOI:10.1002/ejoc.200600414