3-Oxo-3H-benzo[f]chromene-2-carbonyl chloride

Base Information

Chemical Name:3-Oxo-3H-benzo[f]chromene-2-carbonyl chloride
CAS No.:71942-38-6
Molecular Formula:C14H7 Cl O3
Molecular Weight:258.661
Hs Code.:2932999099
European Community (EC) Number:684-821-5
DSSTox Substance ID:DTXSID60365804
Nikkaji Number:J3.021.210J
Wikidata:Q82150772
Mol file:71942-38-6.mol

Synonyms:71942-38-6;3-Oxo-3H-benzo[f]chromene-2-carbonyl chloride;5,6-Benzocoumarin-3-Carbonyl Chloride;3-oxobenzo[f]chromene-2-carbonyl chloride;DTXSID60365804;AKOS000121768;5,6-BENZOCOUMARIN-3-CARBONYLCHLORIDE;FT-0758771;EN300-00874;3-Oxo-3H-naphtho[2,1-b]pyran-2-carboxylic acid chloride

Suppliers and Price of 3-Oxo-3H-benzo[f]chromene-2-carbonyl chloride

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

TRC
5,6-Benzocoumarin-3-carbonylChloride
500mg
$ 110.00

American Custom Chemicals Corporation
3-OXO-3H-BENZO[F]CHROMENE-2-CARBONYL CHLORIDE 95.00%
5G
$ 2012.49

American Custom Chemicals Corporation
3-OXO-3H-BENZO[F]CHROMENE-2-CARBONYL CHLORIDE 95.00%
2.5G
$ 1527.20

American Custom Chemicals Corporation
3-OXO-3H-BENZO[F]CHROMENE-2-CARBONYL CHLORIDE 95.00%
1G
$ 1012.63

Total 1 raw suppliers

Chemical Property of 3-Oxo-3H-benzo[f]chromene-2-carbonyl chloride

Chemical Property:

Vapor Pressure:5.99E-09mmHg at 25°C
Refractive Index:1.69
Boiling Point:468.4°C at 760 mmHg
Flash Point:207.1°C
PSA：47.28000
Density:1.475g/cm³
LogP:3.32520
Storage Temp.:−20°C
Solubility.:DMF: soluble
XLogP3:3.9
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:1
Exact Mass:258.0083718
Heavy Atom Count:18
Complexity:415

Purity/Quality:: 5,6-Benzocoumarin-3-carbonylChloride ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:C
Statements: 34
Safety Statements: 26-36/37/39-45

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C1=CC=C2C(=C1)C=CC3=C2C=C(C(=O)O3)C(=O)Cl

Technology Process of 3-Oxo-3H-benzo[f]chromene-2-carbonyl chloride

There total 3 articles about 3-Oxo-3H-benzo[f]chromene-2-carbonyl chloride 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:

: 4361-00-6
3-oxo-3H-benzo[f]chromene-2-carboxylic acid

: 71942-38-6
3-oxo-3H-benzo[f]chromene-2-carbonyl chloride

Guidance literature:: With thionyl chloride;
DOI:10.1016/j.saa.2006.12.052

Reference yield:

: 708-06-5
2-hydroxynaphthalene-1-carbaldehyde

: 71942-38-6
3-oxo-3H-benzo[f]chromene-2-carbonyl chloride

Guidance literature:: Multi-step reaction with 3 steps

1: 50 percent / piperidine; acetic acid / ethanol / 6 h / 80 - 90 °C

2: 48 percent / NaOH; H₂O / ethanol / 2 h / Heating

3: SOCl₂

With piperidine; sodium hydroxide; thionyl chloride; water; acetic acid; In ethanol;
DOI:10.1016/j.saa.2006.12.052

Reference yield:

: 734-88-3
ethyl 5,6-benzocoumarin-3-carboxylate

: 71942-38-6
3-oxo-3H-benzo[f]chromene-2-carbonyl chloride

Guidance literature:: Multi-step reaction with 2 steps

1: 48 percent / NaOH; H₂O / ethanol / 2 h / Heating

2: SOCl₂

With sodium hydroxide; thionyl chloride; water; In ethanol;
DOI:10.1016/j.saa.2006.12.052