ISOBUTYL TRANS-2-BUTENOATE
Crotonic acid isobutyl ester
CAS: 589-66-2
Molecular Formula: C8H14O2
ISOBUTYL TRANS-2-BUTENOATE - Names and Identifiers
ISOBUTYL TRANS-2-BUTENOATE - Physico-chemical Properties
| Molecular Formula | C8H14O2 |
| Molar Mass | 142.2 |
| Density | 0.89g/mLat 25°C(lit.) |
| Boling Point | 171°C(lit.) |
| Flash Point | 131°F |
| JECFA Number | 1206 |
| Vapor Presure | 1.79mmHg at 25°C |
| Appearance | clear liquid |
| Specific Gravity | 0.89 |
| Color | Colorless to Almost colorless |
| Refractive Index | n20/D 1.428(lit.) |
| Physical and Chemical Properties | Colorless liquid. Has a strong aroma of fruit and a flavor of jam. Soluble in ethanol, propylene glycol and most non-volatile oils, slightly soluble in water. |
ISOBUTYL TRANS-2-BUTENOATE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | UN 3272 3/PG 3 |
| WGK Germany | 3 |
| Hazard Class | 3 |
| Packing Group | III |
ISOBUTYL TRANS-2-BUTENOATE - Reference Information
| FEMA | 3432 | ISOBUTYL 2-BUTENOATE |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| content analysis | gas chromatography analysis with polar column according to GT-10-4. |
| toxicity | GRAS(FEMA). |
| usage limit | FEMA(mg/kg): soft drink 3.0 cold drink 3.0; Candy 5.0; Baked food 5.0; Pudding 3.0; Gum candy 25; Dairy 3.0; Pickled food 3.0. |
| use | spices. Mainly used to prepare raspberry, blueberry and grape flavors. |
| Production method | It is made by heating esterification of 2-butenoic acid and isobutanol in the presence of sulfuric acid. |
Last Update：2024-04-09 02:00:05
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Product Name: Crotonic acid isobutyl ester Request for quotationCAS: 589-66-2
Tel: +86-18162425036
Email: 3866263148@qq.com
Mobile: 18162425036
QQ: 3866263148
Wechat: 18162425036
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