크로톤산에틸에스테르
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크로톤산에틸에스테르 속성
- 녹는점
- 37.22°C (estimate)
- 끓는 점
- 142-143 °C(lit.)
- 밀도
- 0.918 g/mL at 25 °C(lit.)
- 증기 밀도
- 3.9 (vs air)
- 증기압
- 65 hPa (50 °C)
- 굴절률
- n
20/D 1.424(lit.)
- 인화점
- 36 °F
- 저장 조건
- Store below +30°C.
- 용해도
- 클로로포름(약간 용해됨), 에틸아세테이트(약간 용해됨)
- 물리적 상태
- 액체
- 색상
- 무색의
- 냄새
- 디프로필렌 글리콜 중 10.00%. 매운 화학 확산 달콤한 마늘 카라멜 럼
- ?? ??
- 발효된
- 수용성
- 불용성
- JECFA Number
- 1806
- Merck
- 14,2597
- BRN
- 635834
- Dielectric constant
- 5.4（20℃）
- 안정성
- 안정적인. 가연성이 높습니다. 강한 산화제와 호환되지 않습니다.
- InChIKey
- ZFDIRQKJPRINOQ-HWKANZROSA-N
- LogP
- 1.85
- CAS 데이터베이스
- 623-70-1(CAS DataBase Reference)
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
| 위험품 표기 | F,C,Xi | ||
|---|---|---|---|
| 위험 카페고리 넘버 | 11-34-36 | ||
| 안전지침서 | 16-26-36/37/39-45-9-33 | ||
| 유엔번호(UN No.) | UN 1862 3/PG 2 | ||
| WGK 독일 | 2 | ||
| RTECS 번호 | GQ3500000 | ||
| TSCA | Yes | ||
| 위험 등급 | 3 | ||
| 포장분류 | II | ||
| HS 번호 | 29161980 | ||
| 독성 | LD50 orally in Rabbit: 3000 mg/kg | ||
| 기존화학 물질 | KE-04095 |
크로톤산에틸에스테르 C화학적 특성, 용도, 생산
화학적 성질
Ethyl crotonate has a powerful, sour, caramellic-fruity odor.출처
Reported found in Fragaria vesca. Also reported found in guava fruit, guava peel, pineapple, white wine, yellow passion fruit, fresh mango, naranjilla fruit, mussel, loganberry, apple, papaya, concord grape, strawberry, rum, cocoa, plum, kiwifruit and other natural sources.용도
Ethyl Crotonate is a synthetic flavoring agent that is a moderately stable, colorless to light yellow liquid of sharp winey note. it should be stored in glass, tin, or resin-lined containers. it is used in fruit flavors for application in baked goods, beverages, and candy at 2–7 ppm.제조 방법
By esterification of crotonic acid with ethyl alcohol in the presence of concentrated H2SO4.일반 설명
Ethyl trans-2-butenoate is a volatile flavor compound found in fruits such as cashew apple, African star apple, naranjilla fruit and sweet passion fruit.위험도
Flammable, dangerous fire risk. Strong irritant.Safety Profile
Moderately toxic by ingestion and probably by inhalation. A skin , mucous membrane, and severe eye irritant. Very dangerous fire hazard when exposed to heat or flame; can react vigorously with oxidizing materials. To fight fire, use foam, CO2, or dry chemical. See also ESTERS. When heated to decomposition it emits acrid smoke and fumes.Purification Methods
Wash it with aqueous 5% Na2CO3, then with saturated aqueous CaCl2, dry it with CaCl2 and distil it. [Beilstein 2 IV 1500.]크로톤산에틸에스테르 준비 용품 및 원자재
원자재
Acetic acid, 2-bromo-2-(trimethylsilyl)-, ethyl ester
Thiiranecarboxylic acid, 3-methyl-, ethyl ester, trans- (9CI)
Ethyl 3-hydroxybutyrate
ethyl 3-(ethylthio)butyrate
TRANS-2-BUTENAL DIETHYL ACETAL
크로톤산
4-메틸벤즈알데히드
4-브로모-노르말브틸산에틸에스테르
디에틸포스포노아세트산에틸에스테르
준비 용품
크로톤산에틸에스테르 공급 업체
글로벌( 211)공급 업체
| 공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
|---|---|---|---|---|---|
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 |
info@tianfuchem.com | China | 21695 | 55 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418679 +86-18949832763 |
info@tnjchem.com | China | 2989 | 55 |
| career henan chemical co | +86-0371-86658258 |
sales@coreychem.com | China | 29914 | 58 |
| Xiamen AmoyChem Co., Ltd | +86-592-6051114 +8618959220845 |
sales@amoychem.com | China | 6387 | 58 |
| Hubei xin bonus chemical co. LTD | 86-13657291602 |
linda@hubeijusheng.com | CHINA | 22968 | 58 |
| Chongqing Chemdad Co., Ltd | +86-023-61398051 +8613650506873 |
sales@chemdad.com | China | 39916 | 58 |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 |
sales@conier.com | China | 47465 | 58 |
| SIMAGCHEM CORP | +86-13806087780 |
sale@simagchem.com | China | 17367 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | 0551-65418671 |
sales@tnjchem.com | China | 34572 | 58 |
| Dideu Industries Group Limited | +86-29-89586680 +86-15129568250 |
1026@dideu.com | China | 29321 | 58 |