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Merck
CN

15972

2,5-己二酮

analytical standard

别名:

双丙酮

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关于此项目

线性分子式:
CH3COCH2CH2COCH3
化学文摘社编号:
分子量:
114.14
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
EC Number:
203-738-3
Beilstein/REAXYS Number:
506525
MDL number:
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grade

analytical standard

Quality Level

vapor pressure

0.43 mmHg ( 20 °C)

assay

≥99.5% (GC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

refractive index

n20/D 1.425

bp

191 °C (lit.)

mp

−6-−5 °C (lit.)

density

0.973 g/mL at 25 °C (lit.)

application(s)

environmental

format

neat

SMILES string

CC(=O)CCC(C)=O

InChI

1S/C6H10O2/c1-5(7)3-4-6(2)8/h3-4H2,1-2H3

InChI key

OJVAMHKKJGICOG-UHFFFAOYSA-N

General description

2,5-Hexanedione (2,5HD) is a major metabolite of methyl n-butyl ketone. It is neurotoxic in nature and is water soluble.

Application

It was used as reference standard for the determination of 2,5HD in human urine using gas chromatography-electron capture detection and gas chromatography-mass selective detection.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.


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pictograms

Health hazardExclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2

target_organs

Nervous system

存储类别

10 - Combustible liquids

wgk

WGK 2

flash_point_f

174.2 °F - closed cup

flash_point_c

79 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Gas chromatographic method for the sensitive determination of 2, 5-hexanedione using electron capture and mass-selective detection.
Konidari, C. N., C. D. Stalikas, and M. I. Karayannis
Analytica Chimica Acta, 442.2, 231-239 (2001)
P S Spencer et al.
Journal of neurology, neurosurgery, and psychiatry, 38(8), 771-775 (1975-08-01)
Chronic exposure of rats to 2,5-hexanedione (CH3COCH2CH2COCH3), a major metabolite of the neurotoxic industrial solvent methyl n-buryl ketone (CH3COCH2CH2CH2CH3), has been shown to cause a clinical peripheral neuropathy with dying-back peripheral and central nervous system degeneration characterized by giant axonal
Anthony P DeCaprio et al.
Journal of toxicology and environmental health. Part A, 72(14), 861-869 (2009-06-27)
2,5-Hexanedione (HD) is the metabolite implicated in n-hexane neurotoxicity. This gamma-diketone reacts with protein lysine amines to form 2,5-dimethylpyrrole adducts. Pyrrole adduction of neurofilaments (NF) and/or other axonal proteins was proposed as a critical step in the neuropathy. While pyrrole



全球贸易项目编号

货号GTIN
15972-5ML-F04061838744746