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4-Formylbenzoic acid Basic information

Application

Product Name:	4-Formylbenzoic acid
Synonyms:	p-Eormylbenzoicacid;terephthalaldehydeacid;BENZALDEHYDE-4-CARBOXYLIC ACID;4-Carboxybenzaldehyde, 96% 100GR;4-Carboxybenzaldehyde, 96% 25GR;4-Carboxybenzaldehyde, 96% 5GR;4-Carboxylbenzaldehyde;NSC 15797
CAS:	619-66-9
MF:	C8H6O3
MW:	150.13
EINECS:	210-607-4
Product Categories:	-;Metabolites & Impurities;Aromatics, Metabolites & Impurities;CARBOXYLICACID;FINE Chemical & INTERMEDIATES;Aromatic Aldehydes & Derivatives (substituted);Benzaldehyde;Aromatics;Intermediates of Dyes and Pigments
Mol File:	619-66-9.mol

4-Formylbenzoic acid Chemical Properties

Melting point	247 °C(lit.)
Boiling point	231.65°C (rough estimate)
density	1.2645 (rough estimate)
refractive index	1.4500 (estimate)
storage temp.	-20 C Freezer
pka	3.77(at 25℃)
form	Fine Crystalline Powder
color	Yellow
PH	3.5 (1g/l, H2O, 20℃)
Water Solubility	Soluble in water, methanol, DMSO, ether, and chloroform.
λmax	298nm(Hexane)(lit.)
Sensitive	Air Sensitive
BRN	471734
InChIKey	GOUHYARYYWKXHS-UHFFFAOYSA-N
CAS DataBase Reference	619-66-9(CAS DataBase Reference)
NIST Chemistry Reference	Benzoic acid, 4-formyl-(619-66-9)
EPA Substance Registry System	Benzoic acid, 4-formyl- (619-66-9)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38-33
Safety Statements	26-36-24/25
WGK Germany	3
RTECS	WZ0440000
Hazard Note	Irritant
TSCA	Yes
HS Code	29183000
Hazardous Substances Data	619-66-9(Hazardous Substances Data)

4-Formylbenzoic acid Usage And Synthesis

Application	4-Formylbenzoic acid is also called 4-Carboxybenzaldehyde. Its molecular formula is C8H5O3, it is insoluble in water, it can be dissolved in DMF, it can undergo esterification reaction and alcohol-aldehyde condensation reaction with alcohol. An important intermediate for organic synthesis, widely used in medicine, pesticides, coatings, liquid crystal raw materials, polymer materials and perfume raw materials.
Chemical Properties	Yellowish fine crystalline powder
Uses	A metabolite of aldehydes.
Uses	4-Formylbenzoic acid is usually used as reagent during esterification of 2,2,6,6-tetramethyl-4-oxopiperidinyl-1-oxyl to yield 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl 4-formylbenzoate.

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