펜탄디온(2,3-)
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펜탄디온(2,3-) 속성
- 녹는점
- -52 °C (lit.)
- 끓는 점
- 110-112 °C (lit.)
- 밀도
- 0.957 g/mL at 25 °C (lit.)
- 증기압
- 28.5 hPa (20 °C)
- 굴절률
- n
20/D 1.404(lit.)
- 인화점
- 66 °F
- 저장 조건
- 2-8°C
- 용해도
- 60g/L
- 물리적 상태
- 액체
- 색상
- 매우 진한 녹황색
- 수소이온지수(pH)
- 4 (H2O)
- 냄새
- 디프로필렌 글리콜 중 1.00%. 톡 쏘는 달콤한 버터 크리미한 캐러멜 견과류 치즈
- ?? ??
- 버터 같은
- 생물학적 소스
- synthetic
- 폭발한계
- 1.8-10.9%(V)
- 수용성
- 60g/L(15℃)
- JECFA Number
- 410
- BRN
- 1699638
- 노출 한도
- NIOSH: TWA 9.3 ppb; STEL 31 ppb
- 안정성
- 안정적인. 가연성이 높음 - 시원하게 보관하세요. 강산화제, 환원제, 강염기와 호환되지 않습니다.
- InChIKey
- TZMFJUDUGYTVRY-UHFFFAOYSA-N
- LogP
- -0.85
- CAS 데이터베이스
- 600-14-6(CAS DataBase Reference)
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
위험품 표기 | F,Xi | ||
---|---|---|---|
위험 카페고리 넘버 | 11-36/37/38 | ||
안전지침서 | 16-26-36-37/39 | ||
유엔번호(UN No.) | UN 1224 3/PG 2 | ||
WGK 독일 | 1 | ||
RTECS 번호 | SA1850000 | ||
F 고인화성물질 | 9-23 | ||
자연 발화 온도 | 265 °C | ||
TSCA | Yes | ||
위험 등급 | 3 | ||
포장분류 | II | ||
HS 번호 | 29141990 | ||
유해 물질 데이터 | 600-14-6(Hazardous Substances Data) | ||
독성 | LD50 orally in Rabbit: 3000 mg/kg LD50 dermal Rabbit > 2500 mg/kg | ||
기존화학 물질 | KE-27992 |
펜탄디온(2,3-) C화학적 특성, 용도, 생산
화학적 성질
2,3-Pentanedione is a colourless or deep green-yellow colour liquid that has a somewhat sweet odor similar to quinone. This compound has a penetrating, buttery taste on dilution. It is used as flavoring agent or adjuvant.출처
2,3-Pentanedione occurs in butter, bread, milk, yogurt, chicken, meat, cocoa, coffee, potato chips, roasted almonds, pecans, beer, red and white wine, rum and whiskey. The organoleptic profile can be described as creamy, penetrating, cheesy, oily, sweet, buttery, almondlike, brown roasted, and somewhat caramellic, with a fruity nuance.주요 응용
2,3-Pentanedione can be used as a reactant to synthesize:Bisphenol derivatives by acid-catalyzed condensation reaction with phenols.
2-Ethyl-3-methyl-1H-indole by Pd-catalyzed reaction with aniline under reductive conditions.
2-Ethyl-3-methylquinoxaline by condensation reaction with o-phenylenediamine using citric acid as a catalyst.
용도
2,3-Pentanedione may be used as a reference standard in the determination of 2,3-pentanedione in beer samples using headspace-gas chromatographic technique (HS-GC).제조 방법
By oxidation of methyl propyl ketone with excess NaNO2 and diluted HCl in the presence of hydroxylamine hydrochloride under a nitrogen blanket.정의
ChEBI: 2,3-Pentanedione is an alpha-diketone that is pentane substituted at the 2- and 3-positions by oxo groups. It has a role as a flavouring agent. It is an alpha-diketone and a methyl ketone. It derives from a hydride of a pentane.일반 설명
2,3-Pentanedione (acetylpropionyl) is one of the aroma active compounds of cereal coffee brew.Safety Profile
Confirmed human carcinogen. Poison by intraperitoneal route. When heated to decomposition it emits acrid smoke and irritating fumes. See also NICKEL COMPOUNDS펜탄디온(2,3-) 준비 용품 및 원자재
원자재
준비 용품
펜탄디온(2,3-) 공급 업체
글로벌( 395)공급 업체
공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
---|---|---|---|---|---|
Changzhou AniKare Pharmatech Co., Ltd. | +86-0519-8359-8696 +8618018249389 |
sales@anikare.com | China | 9896 | 58 |
Hebei Weibang Biotechnology Co., Ltd | +8615531157085 |
abby@weibangbio.com | China | 8805 | 58 |
Hebei Mujin Biotechnology Co.,Ltd | +86 13288715578 +8613288715578 |
sales@hbmojin.com | China | 12830 | 58 |
Hebei Yanxi Chemical Co., Ltd. | +8617531153977 |
allison@yan-xi.com | China | 5856 | 58 |
Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 |
sales1@chuanghaibio.com | China | 5889 | 58 |
Hebei Zhuanglai Chemical Trading Co.,Ltd | +8613343047651 |
admin@zlchemi.com | China | 3692 | 58 |
JINING XINHE CHEMICAL CO., LTD | +8615318402391 |
sales@xinhepharma.com | China | 809 | 58 |
Capot Chemical Co.,Ltd. | +86-(0)57185586718 +86-13336195806 |
sales@capot.com | China | 29793 | 60 |
Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 |
info@tianfuchem.com | China | 21633 | 55 |
Hangzhou FandaChem Co.,Ltd. | 008657128800458; +8615858145714 |
FandaChem@Gmail.com | China | 8772 | 55 |