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1-Penten-3-one(CAS#1629-58-9)

Chemical Property:

Molecular Formula C5H8O
Molar Mass 84.12
Density 0.851 g/mL at 20 °C0.845 g/mL at 25 °C (lit.)
Melting Point 59-61 °C
Boling Point 38 °C/60 mmHg (lit.)
Flash Point 20°F
JECFA Number 1147
Water Solubility Insoluble in water; soluble in most organic solvents.
Appearance Liquid
Color Clear colorless to amber
Exposure Limit ACGIH: TWA 2 mg/m3NIOSH: TWA 10 mg/m3
BRN 1735857
Storage Condition 2-8°C
Refractive Index n20/D 1.419(lit.)
Physical and Chemical Properties Light yellow liquid, spicy, ether, pepper, garlic, mustard, onion and other strong pungent smell. Boiling point 103~105 ℃,68~70 ℃(27kPa). The relative density (d425) is 0.8468 and the refractive index (nD20) is 1.4192. Insoluble in water, soluble in most organic solvents. Flash point -10 ℃, flammable. Natural products are found in round pomelo peel and juice, peaches, chives, boiled beef, black tea, clam meat and orange essential oils.

Product Detail

Product Tags

Risk Codes R11 – Highly Flammable
R23/24/25 – Toxic by inhalation, in contact with skin and if swallowed.
R34 – Causes burns
Safety Description S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection.
S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S16 – Keep away from sources of ignition.
UN IDs UN 3286 3/PG 2
WGK Germany 3
RTECS SB3800000
FLUKA BRAND F CODES 10-23
TSCA Yes
HS Code 29141900
Hazard Class 3
Packing Group II
Toxicity LD50 ivn-mus: 56 mg/kg CSLNX* NX#00948

 

Introduction

1-penten-3-one is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of 1-penten-3-one:

 

Quality:

1-penten-3-one is a colorless liquid with a strong grease-like odor. It has a light density with a relative molecular mass of 84.12 g/mol.

 

Use:

1-penten-3-one has a variety of uses. It is an important raw material for the synthesis of many organic compounds in its synthesis. It is also used as an ingredient in spices and flavorings.

 

Method:

1-Penten-3-one can be prepared by a variety of methods. One of the commonly used methods is obtained by oxidation of pentene. After the oxidation of pentene by the catalyst, 1-penten-3-one can be obtained under appropriate reaction conditions.

 

Safety Information:


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