2-BROMO-1 4-NAPHTHOQUINONE 98

Base Information

• Chemical Name: 2-BROMO-1 4-NAPHTHOQUINONE 98
• CAS No.: 2065-37-4
• Molecular Formula: C10H5 Br O2
• Molecular Weight: 237.052
• Hs Code.: 2914700090
• Mol file: 2065-37-4.mol

Synonyms:1,4-Naphthoquinone,2-bromo- (6CI,7CI,8CI); 2-Bromo-1,4-naphthalenedione;2-Bromo-1,4-naphthoquinone; 2-Bromo-p-naphthoquinone; 2-Bromonaphthoquinone;3-Bromo-1,4-naphthoquinone; NSC 401097

Chemical Property of 2-BROMO-1 4-NAPHTHOQUINONE 98

Chemical Property:

• Vapor Pressure: 0.00025mmHg at 25°C
• Melting Point: 131-133 °C(lit.)
• Boiling Point: 324.2°Cat760mmHg
• Flash Point: 124.7°C
• PSA: 34.14000
• Density: 1.757g/cm³
• LogP: 2.34440
• Storage Temp.: Inert atmosphere,Room Temperature

Purity/Quality:

98%,99%, ^*data from raw suppliers

2-Bromo-1,4-naphthoquinone ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: 2-Bromo-1,4-naphthoquinone may be used in the preparation of:benzo[f]indolequinones2-azido-1,4-naphthoquinone2-allyl-3-bromo-1,4-naphthoquinone2-(3-indolyl)-1,4-naphthoquinones

Technology Process of 2-BROMO-1 4-NAPHTHOQUINONE 98

There total 5 articles about 2-BROMO-1 4-NAPHTHOQUINONE 98 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: 26.0%

4-bromo-1-naphthol (571-57-3) → 2-bromo-1,4-naphthoquinone (2065-37-4) + [1,4]naphthoquinone (130-15-4)

Guidance literature:

With 5,10,15,20-tetraphenyl-21H,23H-porphine; oxygen; In dichloromethane; acetonitrile; Darkness;

DOI:10.1039/c6ra00285d

Reference yield: 18.0%

1-Bromonaphthalene (90-11-9) → 5-bromo-1,4-naphthoquinone (62784-48-9) + 2-bromo-1,4-naphthoquinone (2065-37-4) + 4-bromonaphthalene-1,2-dione (18099-96-2) + [1,4]naphthoquinone (130-15-4)

Guidance literature:

With cerium(IV) ammonium sulphate; sulfuric acid; In acetonitrile; at 50 ℃; for 5h;

DOI:10.1016/S0040-4020(01)87034-4

Reference yield: 15.0%

1-Bromonaphthalene (90-11-9) → 2-bromo-1,4-naphthoquinone (2065-37-4) + 4-bromonaphthalene-1,2-dione (18099-96-2) + [1,4]naphthoquinone (130-15-4)

Guidance literature:

With manganese(III) sulfate; sulfuric acid; In acetonitrile; at 50 ℃; for 3h;

DOI:10.1016/S0040-4020(01)87034-4

upstream raw materials:

1-hydroxy-4-naphthalenesulfonate

1-Bromonaphthalene

4-bromo-1-naphthol

Downstream raw materials:

(1,4)-Naphthoquinono<3,2-c>-1H-pyrazole

2-Methylmercapto-3-brom-naphthochinon-1,4

2-bromo-3-thiophenyl-1,4-naphthoquinone

2-bromo-3-(phenylamino)naphthalene-1,4-dione

Refernces

• 1、 Bhatt, M. Vivekananda,Periasamy, Mariappan. "Rearrangements in the Cerium(IV) and Manganese(III) Oxidations of Substituted Naphthalenes and the NIH Shift Mechanism". . p. 3575 - 3586. Retrieved 2007/10/02.