Oblongulide

Base Information

Chemical Name:Oblongulide
CAS No.:98479-90-4
Molecular Formula:C₂₁H₂₂O₅
Molecular Weight:354.403
Hs Code.:
Mol file:98479-90-4.mol

Synonyms:Oblongulide;98479-90-4;5-Methoxy-2,2,10-trimethyl-6-((E)-2-methyl-but-2-enoyl)-2H-benzo(1,2-b:4,3-b')dipyran-8-one;5-Methoxy-2,2,10-trimethyl-6-((E)-2-methyl-but-2-enoyl)-2H-benzo[1,2-b:4,3-b']dipyran-8-one;5-methoxy-2,2,10-trimethyl-6-[(E)-2-methylbut-2-enoyl]pyrano[2,3-f]chromen-8-one

Suppliers and Price of Oblongulide

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
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price

Total 0 raw suppliers

Chemical Property of Oblongulide

Chemical Property:

Vapor Pressure:1.48E-11mmHg at 25°C
Boiling Point:535.8°C at 760 mmHg
Flash Point:293.1°C
PSA：65.74000
Density:1.169g/cm³
LogP:4.44310
XLogP3:3.6
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:5
Rotatable Bond Count:3
Exact Mass:354.14672380
Heavy Atom Count:26
Complexity:699

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC=C(C)C(=O)C1=C(C2=C(C3=C1OC(=O)C=C3C)OC(C=C2)(C)C)OC
Isomeric SMILES:C/C=C(\C)/C(=O)C1=C(C2=C(C3=C1OC(=O)C=C3C)OC(C=C2)(C)C)OC

Technology Process of Oblongulide

There total 7 articles about Oblongulide 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: 57.0%

: 172805-15-1
6-(2-Bromo-2-methylbutanoyl)-5-methoxy-2,2,10-trimethyl-2H,8H-benzo<1,2-b:3,4-b'>dipyran-8-one

: 98479-90-4
oblongulide

Guidance literature:: With 1,8-diazabicyclo[5.4.0]undec-7-ene; Ambient temperature;

Reference yield:

: 31525-67-4
dimethylacetal of 3-methyl-3-hydroxybutyraldehyde

: 98479-90-4
oblongulide

Guidance literature:: Multi-step reaction with 6 steps

1: 79 percent / pyridine / 48 h / 160 °C

2: 93 percent / K₂CO₃ / acetone / Heating

3: HBr / CCl₄ / 0.25 h / 0 °C

4: Br₂ / CCl₄

5: Et₃N / CCl₄

6: 57 percent / DBU / Ambient temperature

With hydrogen bromide; bromine; potassium carbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In pyridine; tetrachloromethane; acetone;

Reference yield:

: 5,7-Dihydroxy-4-methyl-8-(2-methylbutanoyl)-2H-chromen-2-one

: 98479-90-4
oblongulide

Guidance literature:: Multi-step reaction with 6 steps

1: 79 percent / pyridine / 48 h / 160 °C

2: 93 percent / K₂CO₃ / acetone / Heating

3: HBr / CCl₄ / 0.25 h / 0 °C

4: Br₂ / CCl₄

5: Et₃N / CCl₄

6: 57 percent / DBU / Ambient temperature

With hydrogen bromide; bromine; potassium carbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In pyridine; tetrachloromethane; acetone;