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4-Cyanobenzoic acid

4-Cyanobenzoic acid structure

CAS No.: 619-65-8

Chemical Name:: 4-Cyanobenzoic acid

Synonyms: 4-cyanobenzoate;NSC 6306;4-cyanobenzoic;Cyanobenzoicacid;4-Cyanobenzicacid;4-cyano-benzoicaci;4-Cyanobenoic acid;P-CYANOBENZOIC ACID;RARECHEM AL BE 0074;TIMTEC-BB SBB008570

CBNumber:: CB7751963

Molecular Formula:: C8H5NO2

Molecular Weight:: 147.13

MDL Number:: MFCD00002528

MOL File:: 619-65-8.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-04-24 14:58:35

Product description	Number	Pack Size	Price
4-Cyanobenzoic acid 99%	C89803	5g	$62.5
4-Cyanobenzoic acid 99%	C89803	25g	$210
4-Cyanobenzoic Acid >98.0%(GC)(T)	C0445	5g	$25
4-Cyanobenzoic Acid >98.0%(GC)(T)	C0445	25g	$60
4-Cyanobenzoic Acid	007162	5g	$418
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4-Cyanobenzoic acid Properties

Melting point	219-221 °C (dec.)(lit.)
Boiling point	267.22°C (rough estimate)
Density	1.3067 (rough estimate)
refractive index	1.5510 (estimate)
storage temp.	Store below +30°C.
solubility	Soluble in methanol.
form	Crystalline Powder
pka	3.55(at 25℃)
color	White to yellow-beige
Water Solubility	1.2g/L
Sensitive	Air Sensitive
BRN	1862865
Stability	Stable. Incompatible with strong oxidizing agents, strong acids, strong bases.
InChI	1S/C8H5NO2/c9-5-6-1-3-7(4-2-6)8(10)11/h1-4H,(H,10,11)
InChIKey	ADCUEPOHPCPMCE-UHFFFAOYSA-N
LogP	1.56
CAS DataBase Reference	619-65-8(CAS DataBase Reference)
FDA UNII	50Z9A3423Z
NIST Chemistry Reference	Benzoic acid, 4-cyano-(619-65-8)
EPA Substance Registry System	Benzoic acid, 4-cyano- (619-65-8)
UNSPSC Code	12352106
NACRES	NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

target organs

Respiratory system

Hazard Codes

Xn,Xi

Risk Statements

20/21/22-36/37/38

Safety Statements

26-36-22

RIDADR

3276

WGK Germany

Hazard Note

Harmful/Irritant/Air Sensitive

TSCA

TSCA listed

HazardClass

6.1

PackingGroup

III

HS Code

29269095

Storage Class

11 - Combustible Solids

Hazard Classifications

Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

NFPA 704

	0
2		0

4-Cyanobenzoic acid price More Price(33)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	C89803	4-Cyanobenzoic acid 99%	619-65-8	5g	$62.5	2026-04-30	Buy
Sigma-Aldrich	C89803	4-Cyanobenzoic acid 99%	619-65-8	25g	$210	2026-04-30	Buy
TCI Chemical	C0445	4-Cyanobenzoic Acid >98.0%(GC)(T)	619-65-8	5g	$25	2026-04-30	Buy
TCI Chemical	C0445	4-Cyanobenzoic Acid >98.0%(GC)(T)	619-65-8	25g	$60	2026-04-30	Buy
Usbiological	007162	4-Cyanobenzoic Acid	619-65-8	5g	$418	2021-12-16	Buy

Product number	Packaging	Price	Buy
C89803	5g	$62.5	Buy
C89803	25g	$210	Buy
C0445	5g	$25	Buy
C0445	25g	$60	Buy
007162	5g	$418	Buy

4-Cyanobenzoic acid Chemical Properties,Uses,Production

Chemical Properties

white powder

Uses

An inhibitor. The studies show that 4-cyanobenzaldehyde and 4-cyanobenzoic acid can inhibit both the monophenolase activity and the diphenolase activity of mushroom tyrosinase.

Uses

4-Cyanobenzoic acid is used as an inhibitor. 4-cyanobenzaldehyde and 4-cyanobenzoic acid can inhibit both the monophenolase activity and the diphenolase activity of mushroom tyrosinase.

Synthesis Reference(s)

Tetrahedron Letters, 31, p. 7223, 1990 DOI: 10.1016/S0040-4039(00)97285-X

Purification Methods

Crystallise the acid from water and dry it in a vacuum desiccator over Sicapent. [Beilstein 9 IV 3324.]

4-Cyanobenzoic acid Preparation Products And Raw materials

Raw materials

4-Aminobenzoic acid Nickel sulfate Benzoic acid, 4-[(hydroxyimino)methyl]-, (E)- (9CI) 4-(Hydroxymethyl)benzoic acid 4-Iodobenzonitrile

4-(5,5-DIMETHYL-1,3,2-DIOXABORINAN-2-YL)BENZONITRILE 4-CYANOBENZAMIDE 4-(HYDROXYMETHYL)BENZONITRILE 4-Cyanobenzyl bromide 4-Formylbenzoic acid

4-Acetylbenzonitrile 4-Cyanobenzaldehyde p-Tolunitrile

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Preparation Products

4-AMINOMETHYL-BENZAMIDE 4-Cyanobenzoyl chloride 4-(Aminomethyl)benzoic acid 4-CYANOBENZOPHENONE 3-(4-CYANO-PHENYL)-3-OXO-PROPIONIC ACID ETHYL ESTER

Benzoic acid, 4-cyano-, hydrazide (9CI) 4-(2H-1,2,3,4-TETRAAZOL-5-YL)BENZOIC ACID

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4-Cyanobenzoic acid Suppliers

Global( 402)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hebei Chuanghai Biotechnology Co., Ltd	+8615350571055	Sibel@chuanghaibio.com	China	8738	58
Hebei Yanxi Chemical Co., Ltd.	+8618531123677	faithe@yan-xi.com	China	5853	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718; +8613336195806	sales@capot.com	China	29640	60
Beijing Cooperate Pharmaceutical Co.,Ltd	010-60279497	sales01@cooperate-pharm.com	CHINA	1803	55
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21588	55
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	ivan@atkchemical.com	China	33024	60
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418679 +8618949832763	info@tnjchem.com	China	2988	55
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29818	58
NINGBO INNO PHARMCHEM CO., LTD.	13867897135	sales@nbinno.com	CHINA	923	58
Xiamen AmoyChem Co., Ltd	+86-86-5926051114 +8615060885618	sales@amoychem.com	China	6369	58

Supplier	Advantage
Hebei Chuanghai Biotechnology Co., Ltd	58
Hebei Yanxi Chemical Co., Ltd.	58
Capot Chemical Co.,Ltd.	60
Beijing Cooperate Pharmaceutical Co.,Ltd	55
Henan Tianfu Chemical Co.,Ltd.	55
ATK CHEMICAL COMPANY LIMITED	60
Hefei TNJ Chemical Industry Co.,Ltd.	55
career henan chemical co	58
NINGBO INNO PHARMCHEM CO., LTD.	58
Xiamen AmoyChem Co., Ltd	58

View Lastest Price from 4-Cyanobenzoic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-03-20	4-Cyanobenzoic acid 619-65-8	US $10.00 / KG	1KG	99%	10 mt	Hebei Chuanghai Biotechnology Co., Ltd
2025-06-20	4-Cyanobenzoic acid 619-65-8	US $1.00 / kg	1kg	99%	20tons	Hebei Yanxi Chemical Co., Ltd.
2022-02-22	4-Cyanobenzoic acid 619-65-8	US $0.00 / KG	1KG	99.5%	100 tons	Honest Joy Holdings Limited

4-Cyanobenzoic acid
619-65-8
US $10.00 / KG
99%
Hebei Chuanghai Biotechnology Co., Ltd

4-Cyanobenzoic acid
619-65-8
US $1.00 / kg
99%
Hebei Yanxi Chemical Co., Ltd.

4-Cyanobenzoic acid
619-65-8
US $0.00 / KG
99.5%
Honest Joy Holdings Limited

4-Cyanobenzoic acid Spectrum

4-Cyanobenzoic acid(619-65-8)MS 4-Cyanobenzoic acid(619-65-8)¹HNMR 4-Cyanobenzoic acid(619-65-8)IR1 4-Cyanobenzoic acid(619-65-8)IR2 4-Cyanobenzoic acid(619-65-8)Raman

619-65-8(4-Cyanobenzoic acid)Related Search:

4-Cyanobenzoyl chloride ETHYL 2-CYANOACRYLATE 4-Cyanophenol Sodium cyanoborohydride 2-Chloro-3-cyanopyridine

Methylene dithiocyanate 4-Acetylbenzonitrile Ethyl N-cyanoethanimideate 4-Hydroxybenzyl alcohol 3-FLUORO-4-CYANOBENZOIC ACID,98+%,3-FLUORO-4-CYANOBENZOIC ACID

Methyl 4-cyano-3-fluorobenzoate 5-Cyanophthalide 4-CYANOBENZOIC ACID ETHYL ESTER,P-CYANOBENZOIC ACID ETHYL ESTER 3-CYANOBENZOIC ACID METHYL ESTER 3,4,5,6-tetrachloro-2-cyanobenzoic acid ammonium salt

4-Cyanobenzoic acid 4-heptylphenyl ester 2-FLUORO-4-CYANOBENZOIC ACID 3-Cyanobenzoic acid, 98+%,3-CYANOBENZOIC ACID 99+%,3-CYANOBENZOIC ACID,M-CYANOBENZOIC ACID

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4-Cyanobenzoic acid,99% 4-Cyanobenzoic acid,Terephthalic acid mononitrile 4-Cyanobenzoic acid, 99% 25GR 4-Cyanobenzoic acid, 99% 5GR NSC 6306 Benzoicacid, 4-cyano- The cyano benzoic acid 4-Cyanobenzoic acid,98% 4-Cyanobenzoic Acid/4-Carboxybenzonitrile P-CYANOBENZOIC ACID TEREPHTHALIC ACID MONONITRILE RARECHEM AL BE 0074 TIMTEC-BB SBB008570 4-cyanobenzoic 4-cyano-benzoicaci Benzoic acid, p-cyano- p-Carboxybenzonitrile Terephthalic mononitrile 4-CARBOXYBENZONITRILE 4-Cyanobenzoic acid p-Cyanobenzoic acid 4-CYANOBENZOIC ACID 4-Cyanobenoic acid Benzoic acid, 4-cyano- (9CI) Cyanobenzoicacid 4-Cyanobenzoic Acid > 4-CYANOBENZOIC ACID FOR SYNTHESIS 4-Cyanobenzicacid TIANFUCHEM--High purity 4-Cyanobenzoic acid factory price 4-cyanobenzoate P-cyanobenzylamine hydrochloride 13C6]-4-Cyanobenzoic acid 4-cyanobenzenecarboxylic acid paracyanobenzoic acid 619-65-8 619-5-8 C8H5N1O2 NCC6H4COOH Carbonyl Compounds Carboxylic Acids C8 Building Blocks Exciton Chirality CD Method (for Hydroxyl Groups) Benzonitriles (Building Blocks for Liquid Crystals) Enantiomer Excess & Absolute Conefiguration Determination Building Blocks for Liquid Crystals Absolute Conefiguration Determination (Exciton Chirality CD Method) Organic Building Blocks Benzonitriles (Building Blocks for Liquid Crystals) Building Blocks for Liquid Crystals Enantiomer Excess & Absolute Configuration Determination Exciton Chirality CD Method (for Hydroxyl Groups) Functional Materials CARBOXYLICACID Acids and Derivatives Boron, Nitrile, Thio,& TM-Cpds Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts Liquid Crystals Building Blocks