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4-Aminobenzoic acid

4-Aminobenzoic acid
4-Aminobenzoic acid
CAS No.
150-13-0
Chemical Name:
4-Aminobenzoic acid
Synonyms
PABA;potaba;rvpaba;Pabacyd;Pabagel;Pabanol;p-amino;Romavit;Actipol;4-Abz-OH
CBNumber:
CB4212038
Molecular Formula:
C7H7NO2
Formula Weight:
137.14
MOL File:
150-13-0.mol

4-Aminobenzoic acid Properties

Melting point:
187-189 °C(lit.)
Density 
1.374 g/mL at 25 °C(lit.)
Flash point:
250 °C
storage temp. 
2-8°C
solubility 
95% ethanol: soluble5%, clear to slightly hazy, colorless to yellow
form 
Crystalline Powder
pka
2.50, 4.87(at 25℃)
color 
White to light yellow
PH
3.5 (5g/l, H2O, 20℃)
Water Solubility 
4.7 g/L (20 ºC)
Sensitive 
Air & Light Sensitive
Merck 
14,423
BRN 
471605
Stability:
Stable. Incompatible with strong oxidizing agents. Combustible. Sensitive to light and air. May discolour on exposure to light.
CAS DataBase Reference
150-13-0(CAS DataBase Reference)
NIST Chemistry Reference
p-Aminobenzoic acid(150-13-0)
EPA Substance Registry System
Benzoic acid, 4-amino-(150-13-0)
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn,Xi
Risk Statements  22-36/37/38-43
Safety Statements  26-36-37/39
WGK Germany  3
RTECS  DG1400000
TSCA  Yes
HS Code  29224995
Hazardous Substances Data 150-13-0(Hazardous Substances Data)
Symbol(GHS):
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
H413 May cause long lasting harmful effects to aquatic life Hazardous to the aquatic environment, long-term hazard Category 4
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P272 Contaminated work clothing should not be allowed out of the workplace.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.
P501 Dispose of contents/container to..…

4-Aminobenzoic acid price More Price(23)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 01973 4-Aminobenzoic acid analytical standard 150-13-0 100mg $115.5 2017-11-08 Buy
Sigma-Aldrich 100536 4-Aminobenzoic acid 99% 150-13-0 1kg $117.5 2017-11-08 Buy
TCI Chemical A0269 4-Aminobenzoic Acid >99.0%(HPLC)(T) 150-13-0 25g $14 2017-11-08 Buy
TCI Chemical A0269 4-Aminobenzoic Acid >99.0%(HPLC)(T) 150-13-0 100g $33 2017-11-08 Buy
Alfa Aesar A12673 4-Aminobenzoic acid, 99% 150-13-0 250g $33.7 2017-11-08 Buy

4-Aminobenzoic acid Chemical Properties,Uses,Production

Chemical Properties

White to off white crystalline powder

Uses

Widely distributed in nature as a B complex factor. Baker’s yeast contains 5 to 6 ppm, brewer’s yeast from 10 to 100 ppm. Occurs free and in ester form.

Uses

gastric acid secretion inhibitor

Definition

ChEBI: An aminobenzoic acid in which the amino group is para to the carboxy group.

General Description

Colorless crystals that discolor on exposure to light and air.

Reactivity Profile

4-Aminobenzoic acid is incompatible with ferric salts and oxidizing agents.

4-Aminobenzoic acid Preparation Products And Raw materials

Raw materials

Preparation Products


4-Aminobenzoic acid Suppliers

Global( 420)Suppliers
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