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| | 4-Cyanobenzoic acid Basic information |
| Product Name: | 4-Cyanobenzoic acid | | Synonyms: | 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% | | CAS: | 619-65-8 | | MF: | C8H5NO2 | | MW: | 147.13 | | EINECS: | 210-606-9 | | Product Categories: | 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;C8;Carbonyl Compounds;Carboxylic Acids;Chemical Synthesis;Materials Science;Organic and Printed Electronics;Organic Building Blocks;intermediate;Aromatics;Inhibitor;Intermediates & Fine Chemicals;Pharmaceuticals;Organic acids;Absolute Configuration Determination (Exciton Chirality CD Method);Analytical Chemistry | | Mol File: | 619-65-8.mol |  |
| | 4-Cyanobenzoic acid Chemical 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 | | Sensitive | Air Sensitive | | BRN | 1862865 | | Stability: | Stable. Incompatible with strong oxidizing agents, strong acids, strong bases. | | LogP | 1.56 | | CAS DataBase Reference | 619-65-8(CAS DataBase Reference) | | NIST Chemistry Reference | Benzoic acid, 4-cyano-(619-65-8) | | EPA Substance Registry System | Benzoic acid, 4-cyano- (619-65-8) |
| Hazard Codes | Xn,Xi | | Risk Statements | 20/21/22-36/37/38 | | Safety Statements | 26-36-22 | | RIDADR | 3276 | | WGK Germany | 3 | | Hazard Note | Harmful/Irritant/Air Sensitive | | TSCA | Yes | | HazardClass | 6.1 | | PackingGroup | III | | HS Code | 29269095 |
| | 4-Cyanobenzoic acid Usage And Synthesis |
| 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 | | Preparation Products | 4-AMINOMETHYL-BENZAMIDE-->4-(Aminomethyl)benzoic acid-->4-Cyanobenzoyl chloride-->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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