리브린산
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리브린산 속성
- 녹는점
- 30-33 °C (lit.)
- 끓는 점
- 245-246 °C (lit.)
- 밀도
- 1.134 g/mL at 25 °C (lit.)
- 증기압
- 1 mm Hg ( 102 °C)
- 굴절률
- n
20/D 1.439(lit.)
- 인화점
- 280 °F
- 저장 조건
- Store below +30°C.
- 용해도
- 675g/l
- 물리적 상태
- 녹은 후에 액체
- 산도 계수 (pKa)
- pKa 4.65(H2O,t = 25,c=0.03-0.001) (Uncertain)
- 색상
- 맑은 노란색
- 냄새
- 100.00%에서. 달콤한 카라멜 산성 아세토인 버터리
- ?? ??
- 캐러멜 같은
- 수용성
- 물에 용해됩니다(20°C에서 675g/L).
- 감도
- Light Sensitive
- Merck
- 14,5472
- JECFA Number
- 606
- BRN
- 506796
- InChIKey
- JOOXCMJARBKPKM-UHFFFAOYSA-N
- LogP
- -0.498
- CAS 데이터베이스
- 123-76-2(CAS DataBase Reference)
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
| 위험품 표기 | Xn,C | ||
|---|---|---|---|
| 위험 카페고리 넘버 | 22-36/37/38-34-R34-R22 | ||
| 안전지침서 | 26-45-36/37/39-S45-S36/37/39-S26 | ||
| 유엔번호(UN No.) | 3261 | ||
| WGK 독일 | 3 | ||
| RTECS 번호 | OI1575000 | ||
| TSCA | Yes | ||
| 위험 등급 | 8 | ||
| 포장분류 | III | ||
| HS 번호 | 29183000 | ||
| 독성 | LD50 orally in Rabbit: 1850 mg/kg LD50 dermal Rabbit > 5000 mg/kg | ||
| 기존화학 물질 | KE-27628 |
리브린산 C화학적 특성, 용도, 생산
개요
Levulinic acid has a tart, whiskey taste. It may be synthesized by the action of more or less concentrated HCL on sucrose, glucose, or fructose; hence, its reported presence in caramels.화학적 성질
Levulinic acid has a tart, whiskey taste.물리적 성질
Levulinic acid forms colorless crystals that are readily soluble in water, ethanol, and diethyl ether.출처
Reported found in papaya, wheat bread, rice, sake and Chinese quince.용도
Levulinic acid may be used as an analytical reference standard for the quantification of the analyte in the following:Soy sauce using liquid chromatography coupled to mass spectrometry (LC–MS).
Liquid food samples using gas chromatography with flame ionization detection (GC-FID).
제조 방법
By action of more or less concentrated HCl on sucrose, glucose or fructose; hence, its reported presence in caramels.일반 설명
Levulinic acid, an organic acid, is mainly used as a cigarette additive.리브린산 준비 용품 및 원자재
원자재
준비 용품
인드메타신
DL-2-METHYLGLUTAMIC ACID
다이페놀릭애씨드
(2,4-DIMETHYLQUINOLIN-3-YL)ACETIC ACID HYDROCHLORIDE
γ-발레로 락톤
(6-CHLORO-2-METHYL-4-PHENYLQUINOLIN-3-YL)ACETIC ACID
르블르닉산노르말부틸에스테르
(2-METHYL-4-PHENYLQUINOLIN-3-YL)ACETIC ACID HYDROCHLORIDE
3-AMINO-6-METHYLPYRIDAZINE
개미산
숙신산
Ethyl levulinate
아조비스(시아노길초산)
5-hydroxy-4-oxopentanoic acid
펜틸 발레레이트
2-METHYLINDOLE-3-ACETIC ACID
2-Mercapto-4-methyl-5-thiazoleacetic acid
메틸아미노레불리네이트에이치씨엘
1,4-PENTANEDIOL
리브린산 공급 업체
글로벌( 533)공급 업체
| 공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
|---|---|---|---|---|---|
| Langfang Hawk Techology & Development Co, Ltd. | 0316-2224727,2224728,2224729 |
38755326@qq.com | China | 23 | 58 |
| Jinan Finer Chemical Co., Ltd | +86-531-88989536 +86-15508631887 |
sales@finerchem.com | China | 2967 | 58 |
| Hebei Mojin Biotechnology Co., Ltd | +8613288715578 |
sales@hbmojin.com | China | 12456 | 58 |
| Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 |
info@fdachem.com | China | 7786 | 58 |
| hebei hongtan Biotechnology Co., Ltd | +86-86-1913198-3935 +8617331935328 |
sales03@chemcn.cn | China | 951 | 58 |
| Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 |
sales@capotchem.com | China | 29797 | 60 |
| Shanghai Daken Advanced Materials Co.,Ltd | +86-371-66670886 |
info@dakenam.com | China | 15928 | 58 |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 |
info@tianfuchem.com | China | 21691 | 55 |
| Hangzhou FandaChem Co.,Ltd. | 008657128800458; +8615858145714 |
fandachem@gmail.com | China | 9348 | 55 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418679 +86-18949832763 |
info@tnjchem.com | China | 2989 | 55 |