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2-Chloro-5-nitrobenzoic acid

CAS No.
2516-96-3
Chemical Name:
2-Chloro-5-nitrobenzoic acid
Synonyms
LABOTEST-BB LT00847209;6-Chloro-3-nitrobenzoic acid;2,5-CNBA;RARECHEM AL BO 0234;Mesalazine IMpurity-M;MesalaMine IMpurity M;Mesalamine Impurity 3;Chloro-5-nitrobenzoicA;2-Chloro-5-nitrobenzoic;oro-5-nitrobenzoic acid
CBNumber:
CB0320306
Molecular Formula:
C7H4ClNO4
Molecular Weight:
201.56
MDL Number:
MFCD00007294
MOL File:
2516-96-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 17:38:58

2-Chloro-5-nitrobenzoic acid Properties

Melting point 165-168 °C (lit.)
Boiling point 356.5±27.0 °C(Predicted)
Density 1.6
refractive index 1.6000 (estimate)
Flash point >100°C
storage temp. Sealed in dry,Room Temperature
solubility 3.6g/l
form Crystalline Powder
pka pK1: 2.17 (25°C)
color Light yellow to beige-brown
BRN 1877474
Henry's Law Constant 6.5×103 mol/(m3Pa) at 25℃, Abraham and Jr. (2019)
InChI 1S/C7H4ClNO4/c8-6-2-1-4(9(12)13)3-5(6)7(10)11/h1-3H,(H,10,11)
InChIKey QUEKGYQTRJVEQC-UHFFFAOYSA-N
SMILES OC(=O)c1cc(ccc1Cl)[N+]([O-])=O
CAS DataBase Reference 2516-96-3(CAS DataBase Reference)
FDA UNII P27EEY2MW8
NIST Chemistry Reference 2-Chloro-5-nitrobenzoic acid(2516-96-3)
EPA Substance Registry System Benzoic acid, 2-chloro-5-nitro- (2516-96-3)
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H317-H319
Precautionary statements  P261-P264-P272-P280-P302+P352-P305+P351+P338
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xn,N,Xi
Risk Statements  22-37/38-41-50-36/37/38
Safety Statements  26-39-61-24/25-36
RIDADR  UN3077 9/PG 3
WGK Germany  1
TSCA  TSCA listed
HS Code  29163900
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Sens. 1
REACH Registrations Active
NFPA 704
0
2 0

2-Chloro-5-nitrobenzoic acid price More Price(52)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 125113 2-Chloro-5-nitrobenzoic acid 97% 2516-96-3 100g $64 2026-04-30 Buy
Sigma-Aldrich 125113 2-Chloro-5-nitrobenzoic acid 97% 2516-96-3 500g $108 2023-06-20 Buy
TCI Chemical C0877 2-Chloro-5-nitrobenzoic Acid >98.0%(GC)(T) 2516-96-3 25g $24 2026-04-30 Buy
TCI Chemical C0877 2-Chloro-5-nitrobenzoic Acid >98.0%(GC)(T) 2516-96-3 500g $157 2026-04-30 Buy
Biosynth FC70531 2-Chloro-5-nitrobenzoic acid 2516-96-3 0.5kg $259.6 2026-06-04 Buy
Product number Packaging Price Buy
125113 100g $64 Buy
125113 500g $108 Buy
C0877 25g $24 Buy
C0877 500g $157 Buy
FC70531 0.5kg $259.6 Buy

2-Chloro-5-nitrobenzoic acid Chemical Properties, Uses, Production

Chemical Properties

light yellow to light yellow-green crystalline

Uses

2-Chloro-5-nitrobenzoic Acid is used in the synthesis of sesquiterpenoids as potential antibacterial compounds. Also used in the synthesis of substituted phenyl oxazoles as novel LSD1 inhibitors with antiproliferative activity. In addition it’s used to synthesize cathespin L inhibitors.

General Description

2-Chloro-5-nitrobenzoic acid undergoes microwave-assisted, regioselective amination reaction with aliphatic and aromatic amines to yield N-substituted 5-nitroanthranilic acid derivatives. It acts as ligand and forms a red luminescent one dimensional coordination polymer with Eu(III).

Global Suppliers ( 560)
Supplier Tel Email Country ProdList Advantage
Shandong Vantage Specialty Chemicals Biotechnology Co., Ltd. 13396369453 18678026865 sdfantai@163.com China 904 58
Hubei Zhonglong Kangsheng Fine Chemical Co., Ltd. 15926260361 1930063008@qq.com China 997 58
Ningbo jinuo chemical co., LTD 0574-87314919 057487319282 info@nbinno.com China 7046 58
Wuhan haorong Biotechnology Co., Ltd 18186132299 18186132299 489527785@qq.com China 2606 58
Beijing Anruiqi Chemical Technology Co., Ltd. 010-5710845 18618313080;15652429553; 1905569272@qq.com China 266 58
Wuhan EnTai Technology Development Co,.Ltd 86-27-82330560 2536851935@qq.com China 346 69
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
INTATRADE GmbH +49 3493/605464 sales@intatrade.de Germany 3563 66
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84

View Latest Price from 2-Chloro-5-nitrobenzoic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Chloro-5-nitrobenzoic acid pictures 2026-09-16 2-Chloro-5-nitrobenzoic acid
2516-96-3
$75.00-100.00 1kg 99% 5000 HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
2-Chloro-5-nitrobenzoic acid pictures 2026-09-16 2-Chloro-5-nitrobenzoic acid
2516-96-3
1KG ≥99% 500mt/year Jinan Finer Chemical Co., Ltd
2-Chloro-5-nitrobenzoic acid pictures 2026-09-16 2-Chloro-5-nitrobenzoic acid
2516-96-3
$35.10 25Kg/Drum 99.50%HPLC 20tons/month Asia Chem I and E (Jiangsu) Co Ltd
RARECHEM AL BO 0234 2-CHLORO-5-NITROBENZOIC ACID LABOTEST-BB LT00847209 2-chloro-5-nitro-benzoicaci 6-Chloro-3-nitrobenzoic acid Benzoic acid, 2-chloro-5-nitro- 5-NITRO-2-CHLOROBENZOIC ACID 2-Chloro-5-nirtrobenzoic acid DIETHYL AZELATE, TECH., 90% 2,5-CNBA 2-Chloro-5-nitrobenzoic acid, 99+% 2-Chloro-5-nitrobenzoic 2-Chlor-5-nitrobenzoesure oro-5-nitrobenzoic acid 2-Chloro-5-nitrobenzoic acid, 98+% 4-Chloro-3-carboxynitrobenzene 2-Chloro-5-nitrobenzoic acid, 99+% 100GR Mesalazine IMpurity-M Chloro-5-nitrobenzoicA MesalaMine IMpurity M Mesalazine Impurity 13(Mesalazine EP Impurity M) Mesalazine EP Impurity M Mesalamine EP Impurity M 2-Chloro-5-nitrobenzoic Acid > Mesalazine Impurity-M(Chloro-5-nitrobenzoic acid) Mesalazine EP Impurity MQ: What is Mesalazine EP Impurity M Q: What is the CAS Number of Mesalazine EP Impurity M Q: What is the storage condition of Mesalazine EP Impurity M Q: What are the applications of Mesalazine EP Impurity M 2-Chloro-5-Nitrobenzoic Acid pure, 99% 2-chlor-5-nitrobenzoic acid Mesalazine (Mesalamine) EP Impurity M Mesalamine Impurity 3 2-Choloro,5-Nitro Benzoic Acid Impurity-M Mesalazine EP Impurity M 2-chloro-5-nitrobenzoic acid, Mesalamine EP Impurity M 2-Chloro-5-nitrobenzoic acid (Mesalazine Impurity) 2516-96-3 C7H3ClNO4 ClC6H3NO2CO2H Organic Building Blocks Building Blocks Carboxylic Acids Carbonyl Compounds C7 CARBOXYLIC ACID C7 Carbonyl Compounds Carboxylic Acids Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts Organic acids Miscellaneous Acids and Derivatives