(+)-catechin
(+)-catechin
CAS: 154-23-4
Molecular Formula: C15H14O6
(+)-catechin - Names and Identifiers
| Name | (+)-catechin |
| Synonyms | cianidanol (+)-catechin (+)-Catechins 3,3,4,5,7-Flavanpentol 2-(3,4-dihydroxyphenyl)chromane-3,5,7-triol (2R,3S) (2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol |
| CAS | 154-23-4 |
| EINECS | 205-825-1 |
| InChI | InChI=1/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15+/m0/s1 |
| InChIKey | PFTAWBLQPZVEMU-DZGCQCFKSA-N |
(+)-catechin - Physico-chemical Properties
| Molecular Formula | C15H14O6 |
| Molar Mass | 290.27 |
| Density | 1.593g/cm3 |
| Melting Point | 175-177 °C (anhydrous)(lit.) |
| Boling Point | 630.4°C at 760 mmHg |
| Specific Rotation(α) | D18 +16 to +18.4° |
| Flash Point | 335°C |
| Solubility | Soluble in hot water, methanol, ethanol, acetone and glacial acetic acid. Slightly soluble in cold water and ether. |
| Vapor Presure | 9.29E-17mmHg at 25°C |
| Appearance | morphology neat |
| pKa | 9.54±0.10(Predicted) |
| Storage Condition | 2-8°C |
| Refractive Index | 1.741 |
| MDL | MFCD00075649 |
| Physical and Chemical Properties | The chemical properties are derived from the active ingredients proposed in tea. |
| Use | Uses antioxidant flavonoids of plant origin. Free radical scavengers to prevent free radical-mediated damage to a variety of biological systems. For example, catechins inhibit hydroxyl radicals of DNA strand breaks under physiological pH conditions. |
(+)-catechin - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| RTECS | DJ3450000 |
| FLUKA BRAND F CODES | 8-10-23 |
| HS Code | 29329990 |
| Toxicity | LD50 oral in rat: > 10gm/kg |
(+)-catechin - Upstream Downstream Industry
| Downstream Products | CACAO PIGMENT Procyanidin B1 |
(+)-catechin - Nature
| specific rotation | D18 16 to 18.4° |
| Merck | 14,1902 |
| EPA chemical information | 2H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R,3S)- (154-23-4) |
Last Update：2024-04-10 22:29:15
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View History
(+)-catechin
i-undecylenyl alcohol
sulfide,methylpropyl
布洛芬杂质D(EP)
SodiuM odiuM triMethylsilanolate
4-TERT-BTUYLBENZOYLCHLORIDE
2-氯甲基-5-氯吡啶
3-Hydroxy-1-Methylazetidine HCl
RISEDRONIC ACID, SODIUM SALT
双氧哌嗪酰氯
i-undecylenyl alcohol
sulfide,methylpropyl
布洛芬杂质D(EP)
SodiuM odiuM triMethylsilanolate
4-TERT-BTUYLBENZOYLCHLORIDE
2-氯甲基-5-氯吡啶
3-Hydroxy-1-Methylazetidine HCl
RISEDRONIC ACID, SODIUM SALT
双氧哌嗪酰氯
Downstream Products for (+)-catechin