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3-Nitrobenzoic acid

CAS No.
121-92-6
Chemical Name:
3-Nitrobenzoic acid
Synonyms
M-NITROBENZOIC ACID;3-nitrobenzoic;NITROBENZOIC(3-) ACID;Metanitrobenzoic acid;3-NITROPHENYL METHANOIC ACID;N-204;Nitrobenzene acid;Arylex Impurity 6;3-nitro-benzoicaci;m-nitro-benzoicaci
CBNumber:
CB1709821
Molecular Formula:
C7H5NO4
Molecular Weight:
167.12
MDL Number:
MFCD00007251
MOL File:
121-92-6.mol
MSDS File:
SDS
Last updated:2023-12-28 11:36:52

3-Nitrobenzoic acid Properties

Melting point 139-141 °C(lit.)
Boiling point 295.67°C (rough estimate)
Density 1,494 g/cm3
vapor density 5.76 (vs air)
vapor pressure 0.005Pa at 25℃
refractive index 1.6280 (estimate)
Flash point 190 °C
storage temp. no restrictions.
solubility water: soluble3g/L at 25°C
form Crystals or Powder
pka 3.47(at 25℃)
color Slightly green to light yellow
PH Range 3
PH 3 (5g/l, H2O, 20℃)(aqueous suspension)
Water Solubility <0.01 g/100 mL at 18 ºC
Merck 14,6588
BRN 908644
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKey AFPHTEQTJZKQAQ-UHFFFAOYSA-N
LogP 1.1 at 25℃
CAS DataBase Reference 121-92-6(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII H318ZW7612
NIST Chemistry Reference Benzoic acid, 3-nitro-(121-92-6)
EPA Substance Registry System m-Nitrobenzoic acid (121-92-6)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313
Hazard Codes  Xn,Xi
Risk Statements  22-36/37-33-36/37/38
Safety Statements  26-24/25
WGK Germany  3
RTECS  DH5000000
Autoignition Temperature 490 °C
Hazard Note  Irritant
TSCA  Yes
HS Code  29163900
NFPA 704
1
2 0

3-Nitrobenzoic acid price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 185329 3-Nitrobenzoic acid ReagentPlus , 99% 121-92-6 5g $38.5 2024-03-01 Buy
Sigma-Aldrich 185329 3-Nitrobenzoic acid ReagentPlus , 99% 121-92-6 100g $46.4 2024-03-01 Buy
Sigma-Aldrich 8.00645 3-Nitrobenzoic acid for synthesis 121-92-6 250g $33.1 2024-03-01 Buy
TCI Chemical N0154 3-Nitrobenzoic Acid >99.0%(GC)(T) 121-92-6 25g $18 2024-03-01 Buy
TCI Chemical N0154 3-Nitrobenzoic Acid >99.0%(GC)(T) 121-92-6 500g $66 2024-03-01 Buy
Product number Packaging Price Buy
185329 5g $38.5 Buy
185329 100g $46.4 Buy
8.00645 250g $33.1 Buy
N0154 25g $18 Buy
N0154 500g $66 Buy

3-Nitrobenzoic acid Chemical Properties,Uses,Production

Chemical Properties

White or light yellow monoclinic leaf-like crystal. Soluble in acetone, chloroform, ethanol and ether, slightly soluble in benzene, water, carbon disulfide and petroleum ether, more soluble in hot water. It smells like almonds. 3-nitrobenzoic acid is quite a strong acid, it is soluble in a relatively weak base. It is about ten times more acidic than benzoic acid.The conjugate base of benzoic acid is stabilised by the presence of the electron withdrawing nitro group which explains its increased acidity in comparison to unsubstituted benzoic acid.

Uses

3-Nitrobenzoic acid was used to investigated the role of ozone as additional decomposition or finishing reagent in the degradation of o-, m- and p-nitobenzoic acids

Application

3-Nitrobenzoic acid is an intermediate of photosensitive materials, functional pigments and drugs. In the pharmaceutical industry, it is used to produce bile acid, acetic acid and so on.
m-nitrobenzoic acid is a reagent used in the coupling of allyl acetate to allylic, aliphatic and benzylic alcohols. It is also used as a chemoattractant against Pseudomonas strains.

Preparation

3-Nitrobenzoic acid is prepared by nitrating benzoic acid at low temperature. Approximately 20% of the 2-nitro isomer and 1.5% of the 4-nitro isomer are co-produced. The 3-nitrobenzoic acid can be purified by recrystallization of the sodium salt. The oxidation of 3-nitrobenzaldehyde, prepared by the controlled oxidation of benzaldehyde, gives a higher yield.

Synthesis Reference(s)

Organic Syntheses, Coll. Vol. 1, p. 391, 1941
The Journal of Organic Chemistry, 46, p. 3056, 1981 DOI: 10.1021/jo00328a013

General Description

Off white to yellowish-white crystals. Bitter taste. Melts in hot water.

Air & Water Reactions

Insoluble in water.

Reactivity Profile

3-Nitrobenzoic acid is incompatible with strong oxidizers. 3-Nitrobenzoic acid is also incompatible with strong bases. 3-Nitrobenzoic acid may react with cyanides.

Fire Hazard

Flash point data for 3-Nitrobenzoic acid are not available but 3-Nitrobenzoic acid is probably combustible.

Flammability and Explosibility

Non flammable

Purification Methods

Crystallise the acid from *benzene, H2O, EtOH (charcoal), glacial acetic acid or MeOH/H2O. Dry and store it in a vacuum desiccator. The amide has m 143o (from H2O or *C6H6). [Beilstein 9 III 1489, 9 IV 1055.]

Global( 614)Suppliers
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View Lastest Price from 3-Nitrobenzoic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
3-Nitrobenzoic acid pictures 2024-04-19 3-Nitrobenzoic acid
121-92-6
US $15.35 / Kg/Drum 25Kg/Drum 99.50%HPLC 10tons/month Asia Chem I and E (Jiangsu) Co Ltd
3-Nitrobenzoic acid pictures 2023-12-24 3-Nitrobenzoic acid
121-92-6
US $100.00-1.00 / KG 1KG 99% g-kg-tons, free sample is available Henan Fengda Chemical Co., Ltd
3-Nitrobenzoic acid pictures 2023-09-05 3-Nitrobenzoic acid
121-92-6
US $0.00 / KG 1KG 99% 50000KG/month Hebei Mojin Biotechnology Co., Ltd
RARECHEM AL BO 0229 3-NITRODRACYLIC ACID 3-NITROBENZOIC ACID LABOTEST-BB LT00795102 3-nitro-benzoicaci Benzoic acid, m-nitro- Benzoicacid,3-nitro- m-NITROBENZOIC ACID extrapure AR m-NITROBENZOIC ACID pure 3-Nitrobenzoic acid,98% 1-CARBOXY-3-NITROBENZENE 3-Carboxynitrobenzene 3-Nitrobenzoic acid ReagentPlus(R), 99% Between the nitro benzoic acid 3-Nitrobenzoic acid Vetec(TM) reagent grade, 98% m-Nitrobenzoic Acid 3-Nitrobenzoic Acid 3-NitrobenzoicAcid,>99% m-carboxynitrobenzene metanitrobenzoicacid meta-nitrobenzoicacid m-Nitrobenzenecarboxylic acid m-nitrobenzenecarboxylicacid m-nitro-benzoicaci 3-Nitrobenzoic acid/m-Nitrobenzoic acid N-204 META-NITROBENZOATE 3-NITROBENZOIC ACID 96+% Nitrobenzene acid m-carboxynitrobenzen 3-NitrobenzoicAcid> 3-Nitrobenzoic acid ISO 9001:2015 REACH m-Nitrobenzoic acid, GR 99%+ 3-Nitrobenzoes?ure M-NITROBENZOIC ACID NITROBENZOIC(3-) ACID 3-nitrobenzoic Metanitrobenzoic acid 3-NITROPHENYL METHANOIC ACID Arylex Impurity 6 3-Nitrobenzoic Acid, ≥ 99.0% 121-92-6 CARBOXYLIC ACID Building Blocks C7 Carboxylic Acids Carbonyl Compounds Organic Building Blocks Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts Organics Organic acids Dyestuff Intermediates C7 Carbonyl Compounds Carboxylic Acids