tetrahydro-1H,4H-3a,6a-propanopentalene-1,7-dione

Base Information

Chemical Name:tetrahydro-1H,4H-3a,6a-propanopentalene-1,7-dione
CAS No.:112138-34-8
Molecular Formula:C₁₁H₁₄O₂
Molecular Weight:178.231
Hs Code.:

Synonyms:

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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 tetrahydro-1H,4H-3a,6a-propanopentalene-1,7-dione

Chemical Property:

Vapor Pressure:6.78E-05mmHg at 25°C
Boiling Point:344°C at 760 mmHg
Flash Point:129°C
Density:1.19g/cm³

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Technology Process of tetrahydro-1H,4H-3a,6a-propanopentalene-1,7-dione

There total 7 articles about tetrahydro-1H,4H-3a,6a-propanopentalene-1,7-dione 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: 85.0%

: 117965-54-5
2,2-(ethylenedioxy)tricyclo<3.3.3.0>undecan-8-one

: 112138-34-8
tricyclo<3.3.3.0>undecane-2,8-dione

Guidance literature:: With pyridinium p-toluenesulfonate; In water; acetone; for 3h; Heating;
DOI:10.1248/cpb.36.542

Reference yield:

: 38229-67-3
Tricyclo<4.3.2.0^1,6>undecan-2-one

: 112138-34-8
tricyclo<3.3.3.0>undecane-2,8-dione

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) trimethylphenylammonium tribromide, 2.) lithium carbonate, lithium bromide / 1.) THF, 0 deg C, 1 h, 2.) dimethylformamide, 110 - 120 deg C, 1.5 h

2: 55 percent / tin(IV) chloride / nitromethane / 26 h / Ambient temperature

3: 99 percent / trimethylsilyl trifluoromethanesulfonate / CH₂Cl₂ / 2 h / -10 °C

4: 36 percent / 2,3-dimethyl-2-butene, 1.5 M borane / tetrahydrofuran / 5 h / -10 °C

5: 76 percent / pyridinium dichromate (PDC), pyridinium trifluoroacetate (PTA) / CH₂Cl₂ / 2.5 h / Ambient temperature

6: 85 percent / pyridinium p-toluenesulfonate (PPTS) / acetone; H₂O / 3 h / Heating

With dipyridinium dichromate; 2,3-Dimethyl-2-butene; trimethylsilyl trifluoromethanesulfonate; Trimethylphenylammonium tribromide; borane; pyridinium trifluroacetate; pyridinium p-toluenesulfonate; tin(IV) chloride; lithium carbonate; lithium bromide; In tetrahydrofuran; nitromethane; dichloromethane; water; acetone;
DOI:10.1248/cpb.36.542

Reference yield:

: 117965-37-4
<3.3.3>propell-7-en-2-one

: 112138-34-8
tricyclo<3.3.3.0>undecane-2,8-dione

Guidance literature:: Multi-step reaction with 4 steps

1: 99 percent / trimethylsilyl trifluoromethanesulfonate / CH₂Cl₂ / 2 h / -10 °C

2: 36 percent / 2,3-dimethyl-2-butene, 1.5 M borane / tetrahydrofuran / 5 h / -10 °C

3: 76 percent / pyridinium dichromate (PDC), pyridinium trifluoroacetate (PTA) / CH₂Cl₂ / 2.5 h / Ambient temperature

4: 85 percent / pyridinium p-toluenesulfonate (PPTS) / acetone; H₂O / 3 h / Heating

With dipyridinium dichromate; 2,3-Dimethyl-2-butene; trimethylsilyl trifluoromethanesulfonate; borane; pyridinium trifluroacetate; pyridinium p-toluenesulfonate; In tetrahydrofuran; dichloromethane; water; acetone;
DOI:10.1248/cpb.36.542