154-23-4
(+)-catechin
CAS: 154-23-4
Molecular Formula: C15H14O6
154-23-4 - 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 |
154-23-4 - 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. |
154-23-4 - 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 |
154-23-4 - Upstream Downstream Industry
| Downstream Products | CACAO PIGMENT Procyanidin B1 |
154-23-4 - 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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Mobile: 18021002903
QQ: 3008007409
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Spot supply
Product Name: Catechin Visit Supplier Webpage Request for quotationCAS: 154-23-4
Tel: 0714-3999186
Email: 2853786052@qq.com
Mobile: 86+15671228036
QQ: 2853786052
Wechat: 15671228036
Spot supply
Product Name: catechin Visit Supplier Webpage Request for quotationCAS: 230-731-2
Tel: +86-(0)731-84213302
Email: sales@staherb.cn
Mobile: +86 13875855783
QQ: 484702402
WhatsApp: +86 18374838656
Linkedin: +86 18374838656
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