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Merck
모든 사진(1)

주요 문서

69043

Supelco

2,3-Pentanedione

analytical standard

동의어(들):

Acetylpropionyl

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About This Item

Linear Formula:
CH3CH2COCOCH3
CAS Number:
Molecular Weight:
100.12
Beilstein:
1699638
EC Number:
MDL number:
UNSPSC 코드:
85151701
PubChem Substance ID:
NACRES:
NA.24

Grade

analytical standard

Quality Level

분석

≥96.0% (GC)

유통기한

limited shelf life, expiry date on the label

기술

HPLC: suitable
gas chromatography (GC): suitable

불순물

≤1.0% water

refractive index

n20/D 1.401-1.409
n20/D 1.404 (lit.)

bp

110-112 °C (lit.)

mp

−52 °C (lit.)

density

0.957 g/mL at 25 °C (lit.)

응용 분야

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

형식

neat

저장 온도

2-8°C

SMILES string

CCC(=O)C(C)=O

InChI

1S/C5H8O2/c1-3-5(7)4(2)6/h3H2,1-2H3

InChI key

TZMFJUDUGYTVRY-UHFFFAOYSA-N

유사한 제품을 찾으십니까? 방문 제품 비교 안내

애플리케이션

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).
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

주의사항

air and light sensitive; packaged under argon

픽토그램

FlameHealth hazardExclamation mark

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Flam. Liq. 2 - Skin Sens. 1B - STOT RE 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point (°F)

66.2 °F - open cup

Flash Point (°C)

19 °C - open cup


가장 최신 버전 중 하나를 선택하세요:

시험 성적서(COA)

Lot/Batch Number

적합한 버전을 찾을 수 없으신가요?

특정 버전이 필요한 경우 로트 번호나 배치 번호로 특정 인증서를 찾을 수 있습니다.

이 제품을 이미 가지고 계십니까?

문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

The determination of diacetyl and 2,3-pentanedione in beer head space by chromatography.
Harrison FAG, et al.
Journal of the Institute of Brewing, 71(4), 336-341 (1965)
Bruna R Toledo et al.
Journal of chromatography. A, 1346, 1-7 (2014-05-03)
Solid-phase microextraction (SPME) using cross-linked polymeric ionic liquid (PIL)-based sorbent coatings was used to extract volatile aroma-related compounds from coffee samples. Several PIL-based coatings were screened alongside a commercial poly(acrylate) (PA) SPME coating. The best performing PIL-based SPME fiber, poly(1-vinyl-3-hexadecylimidazolium
Gisele C da Silva et al.
Food chemistry, 167, 71-77 (2014-08-26)
Two methods for the extraction, identification and quantification of the highest occurrence and lowest perception threshold off-flavours in fifteen different samples of Brazilian Pilsner beers were developed. For this purpose, headspace solid phase microextraction in combination with a gas chromatography
Konstantinos E Farsalinos et al.
Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco, 17(2), 168-174 (2014-09-03)
The purpose of this study was to evaluate sweet-flavored electronic cigarette (EC) liquids for the presence of diacetyl (DA) and acetyl propionyl (AP), which are chemicals approved for food use but are associated with respiratory disease when inhaled. In total

프로토콜

-Cymene; 2,5-Dimethylpyrrole; Acetoin, ≥96%, FCC, FG; 2,5-Dimethylpyrazine; 2,6-Dimethylpyrazine; 2-Ethylpyrazine, ≥98%, FG; 2,3-Dimethylpyrazine; 4-Heptanone; 3-Ethylpyridine; 2,3,5-Trimethylpyrazine; Furfural; Pyrrole; Furfuryl acetate; Linalool; Linalyl acetate; 5-Methylfurfural; γ-Butyrolactone; 2-Acetyl-1-methylpyrrole; Furfuryl alcohol; 2-Acetylpyrrole; Pyrrole-2-carboxaldehyde

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