8-Bromo-2-naphthoic Acid

Base Information

• Chemical Name: 8-Bromo-2-naphthoic Acid
• CAS No.: 5043-21-0
• Molecular Formula: C11H7BrO2
• Molecular Weight: 251.07600
• European Community (EC) Number: 836-588-8
• Mol file: 5043-21-0.mol

Synonyms:8-Bromo-2-naphthoic Acid;5043-21-0;8-bromonaphthalene-2-carboxylic acid;2-Naphthalenecarboxylic acid, 8-bromo-;8-Bromo-2-naphthoicAcid;8-bromo-2-napthoic acid;SCHEMBL1671220;IZHZECRBGYWGJP-UHFFFAOYSA-N;AT10615;CS-0433559;EN300-107198

Chemical Property of 8-Bromo-2-naphthoic Acid

Chemical Property:

• Melting Point: 271 - 272.5 °C (aq. ethanol)
• PSA: 37.30000
• LogP: 3.30050
• XLogP3: 3.5
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 1
• Exact Mass: 249.96294
• Heavy Atom Count: 14
• Complexity: 229

Purity/Quality:

95% ^*data from raw suppliers

8-Bromonaphthalene-2-carboxylicAcid ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1=CC2=C(C=C(C=C2)C(=O)O)C(=C1)Br
• Uses: 8-Bromonaphthalene-2-carboxylic Acid is a reagent used in preparation of substituted naphthoic acids.

Technology Process of 8-Bromo-2-naphthoic Acid

There total 7 articles about 8-Bromo-2-naphthoic Acid 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: 99.0%

8-bromo-2-naphthoic acid, methyl ester (168901-54-0) → 8-bromo-2-naphthoic acid (5043-21-0)

Guidance literature:

With hydrogenchloride; sodium hydroxide; In ethanol;

Reference yield: 55.0%

1-aminonaphthalene-7-carboxylic acid (5043-19-6) → 8-bromo-2-naphthoic acid (5043-21-0)

Guidance literature:

With sodium nitrite; copper(I) bromide; In Concentrated HBr; sulfuric acid; acetic acid;

Reference yield:

8-nitro-2-naphthonitrile (23245-68-3) → 8-bromo-2-naphthoic acid (5043-21-0)

Guidance literature:

Multi-step reaction with 4 steps

1: (i) aq. H₂SO₄, AcOH, (ii) /BRN= 1718733/

2: H₂ / Raney-Ni / ethanol

3: aq. HCl

4: (i) (diazotization), (ii) CuBr, aq. HBr

With hydrogenchloride; hydrogen; nickel; In ethanol;

upstream raw materials:

1-aminonaphthalene-7-carboxylic acid

8-nitro-2-naphthonitrile

2-acetylaminonaphthalene

8-nitro-naphthalene-2-carboxylic acid ethyl ester

Downstream raw materials:

(4-(3-(aminomethyl)phenyl)piperidin-1-yl)(8-(hydroxydimethylsilyl)naphthalen-2-yl)methanone

2,2,2-trifluoro-N-(3-(1-(8-(hydroxydimethylsilyl)-2-naphthoyl)piperidin-4-yl)benzyl)acetamide

Refernces

• 1、 -. "Novel naphthalenylalkyl-3H-1,2,3,5-oxathiadiazole 2-oxides useful as antihyperglycemic agents". . . Retrieved 2008/06/13.