2-ethylbutyraldehyde), also known as valeraldehyde, is a colorless liquid. Nature:
- Appearance: 2-ethylbutyraldehyde is a colorless liquid with a distinctive pungent odor.
- Solubility: 2-ethylbutyraldehyde is soluble in many organic solvents, such as alcohols and ethers.
Colorless and easy to flow liquid, with cocoa and chocolate aroma, with pungent odor. Boiling point 117℃, freezing point -89℃, flash point 21℃. Vapor pressure 1306Pa(20℃). Soluble in ethanol and ether, lml soluble in about 50ml of water. Stable, but sensitive to air. Flammable. Easy to form explosive mixtures with air. Incompatible with strong base, strong reducing agent, oxidant.
1.2-ethylbutyraldehyde is an important chemical intermediate that can be used to synthesize a variety of organic compounds, such as rubber processing AIDS and dyes.
2. Spices. Mainly used to prepare cocoa and chocolate flavor.
Production method: From diethyl methanol and anhydrous oxalic acid or sulfuric acid condensation. The new method is produced by the reaction of a-Z, alkenyl crotonal, with iron filings and acetic acid.
Peb muaj ntau lub Hoobkas zoo nrog kev koom tes sib sib zog nqus, uas tuaj yeem muab koj cov khoom zoo thiab cov nqi sib tw. Thiab peb tseem tuaj yeem muab cov luv nqi rau kev yuav khoom ntau.Thiab peb koom tes nrog ntau lub tuam txhab xa khoom xa tuaj, tuaj yeem xa cov khoom lag luam kom nyab xeeb thiab ntseeg nkaws rau koj txhais tes. Lub sij hawm xa tuaj yog li 3-20 hnub tom qab tau txais kev pom zoo ntawm kev them nyiaj.
Molecular Formula | C6H12O |
Molar Mass | 100.16 |
Density | 0.814g/mLat 25°C(lit.) |
Melting Point | -89°C |
Boling Point | 117°C(lit.) |
Flash Point | 70°F |
JECFA Number | 256 |
Dej Solubility | Soluble in ether and alcohols. Slightly soluble in water. |
Vapor Presure | 16.9mmHg at 25°C |
Qhov tshwm sim | clear liquid |
Color | Colorless to Light yellow |
BRN | 1209330 |
Storage Condition | Flammables area |
Kev ruaj ntseg | Stability Stable, but air sensitive. Flammable. Readily forms explosive mixtures with air. Incompatible with strong bases, strong reducing agents, oxidizing agents. |
Sensitive | Air Sensitive |
Refractive Index | n20/D 1.402(lit.) |
Physical and Chemical Properties | Colorless and easy-flowing liquid, with cocoa and chocolate aroma, and irritating smell. Boiling point 117 ℃, freezing point -89 ℃, flash point 21 ℃. The vapor pressure is 1306Pa(20 ℃). Miscible in ethanol and ether, lml dissolved in about 50ml of water. |
1. Koj puas yog lub Hoobkas lossis tuam txhab lag luam?
Peb yog ib qho kev sib koom ua ke kev lag luam thiab kev lag luam, muab kev pabcuam ib-nres.OEM tuaj yeem txais.
2. Koj puas muab cov qauv? Puas yog dawb lossis ntxiv?
Cov qauv dawb.Cov qauv tus nqi thauj khoom yuav tsum tau them los ntawm koj sab.
3. Koj puas muaj daim ntawv pov thawj ntsig txog kev tswj xyuas zoo?
ISO 9001: 2008 ntawv pov thawj los xyuas kom meej qhov zoo.
4. Kuv yuav muab dab tsi kom tau txais cov lus hais?
Pls qhia peb txog cov khoom lag luam uas koj xav tau, xaj kom muaj nuj nqis, chaw nyob thiab cov kev xav tau tshwj xeeb.Cov lus hais yuav ua rau koj siv sijhawm.
5. Hom kev them nqi twg koj nyiam? Cov nqe lus twg raug lees txais?
Txais Cov Lus Cog Tseg: FOB, CFR, CIF, EXW;
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