|
Jeneng Produk: |
Etil asetatetat |
|
Sinonim: |
Etil asetatetil alami; 3-OXOBUTANOIC ACID ETHYL ESTER; 3-OXOBUTYRIC ACID ETHYL ESTER; 3-KETOBUTANOIC ACID ETHYL ESTER; ESTER ACETOACETIC; ESTET ACETOACETIC (ETHYL) |
|
CAS: |
141-97-9 |
|
MF: |
C6H10O3 |
|
MW: |
130.14 |
|
EINECS: |
205-516-1 |
|
Kategori Produk: |
Penengah Farmasi; Organik; penengah API; Macem-macem; Roso ester; sintesis Organik; Pelarut; Reagen Analitis; Reagen Analitis kanggo Gunakake Umum; Analisis / Chromatografi; Blok Bangunan; C6 nganti C7; Senyawa Carbonyl; Sintesis Kimia; EH; Esters; Bangunan Organik Blok; Puriss pa |
|
File Mol: |
141-97-9.mol |
|
|
|
|
Titik lebur |
−43 ° C (surem) |
|
Titik didih |
181 ° C (surem) |
|
kapadhetan |
1,029 g / mL ing suhu 20 ° C (lit.) |
|
kerapatan uap |
4.48 (vs hawa) |
|
tekanan uap |
1 mm Hg (28.5 ° C) |
|
indeks bias |
n20 / D 1.419 |
|
FEMA |
2415 | ETHYL ACETOACETATE |
|
Fp |
185 ° F |
|
temp panyimpenan |
Simpen ing ngisor + 30 ° C. |
|
kelarutan |
116 g / L (20 ° C) |
|
pka |
11 (jam 25â „ƒ) |
|
wujud |
Cairan |
|
warna |
APHA: â ‰ ¤15 |
|
Gravitasi Khusus |
1.027～1.035 (20 / 4â „ƒ) |
|
Polaritas relatif |
0.577 |
|
Ambu ora enak |
Setuju, woh. |
|
PH |
4.0 (110g / l, H2O, 20â "ƒ) |
|
watesan bledosan |
1,0-54% (V) |
|
Kelarutan Banyu |
116 g / L (20 ºC) |
|
Nomer JECFA |
595 |
|
Merck |
14.3758 |
|
BRN |
385838 |
|
Stabilitas: |
Mantep Kompatibel karo asam, basa, agen oksidasi, agen pangurangan, logam alkali. Bisa dibakar |
|
InChIKey |
XYIBRDXRRQCHLP-UHFFFAOYSA-N |
|
Referensi CAS DataBase |
141-97-9 (Referensi CAS DataBase) |
|
Referensi Kimia NIST |
Asam butanoat, 3-oxo-, etil ester (141-97-9) |
|
Sistem Registrasi Bahan EPA |
Etil asetatetat (141-97-9) |
|
Kode Bahaya |
Xi |
|
Pernyataan Risiko |
36 |
|
Pernyataan Keamanan |
26-24 / 25 |
|
RIDADR |
PBB 1993 |
|
WGK Jerman |
1 |
|
RTECS |
AK5250000 |
|
Suhu Otomatis |
580 ° F |
|
TSCA |
Nggih |
|
HazardClass |
3.2 |
|
PackingGroup |
III |
|
Kode HS |
29183000 |
|
Data Zat Mbebayani |
141-97-9 (Data Zat Mbebayani) |
|
Keracunan |
LD50 ing tikus kanthi lisan: 3,98 g / kg (Smyth) |
|
Katrangan |
Etil asetatetat senyawa organik (EAA) minangka etil ester asam asetetoetik. Iki umume digunakake minangka penengah kimia ing produksi macem-macem senyawa, kayata asam amino, analgesik, antibiotik, agen antimalaria, antipirine lan pira amino, lan vitamin B1; uga pabrik pewarna, tinta, pernis, parfum, plastik, lan pigmen cat kuning. Dhewe, digunakake minangka rasa kanggo panganan. |
|
Properti Kimia |
Etil asetatetet duwe ciri khas ether, woh, mambu sing nyenengake lan nyenengake. |
|
Properti Kimia |
Etil 3-Oxobutanoate minangka cairan tanpa warna kanthi woh, ethereal, ambu ora enak sing ngelingake apel ijo. Iki digunakake kanggo nggawe cathetan ndhuwur sing woh-wohan sing anyar kanthi pewangi feminin. Etil asetatetat ana ing rasa bahan alami kayata kopi, stroberi, lan woh-wohan semangat kuning. |
|
Metode Produksi |
Etil asetatetat diproduksi liwat reaksi etil asetat sing murni kanthi sodium, banjur dietralisir karo asam sulfat. |
|
Preparasi |
Etil asetetoet diproduksi kanthi industri kanthi perawatan diketene kanthi etanol. |
|
Nilai ambang ambu |
Deteksi: 520 ppb. Karakteristik aroma ing 10%: apel buah manis, difermentasi, kaya fusel lan rummy, pisang buah kanthi nuansa tropis. |
|
Nilai ambang rasa |
Karakteristik rasa ing 100 ppm: gedhang buah, apel lan anggur putih kanthi estry ijo lan tropis singansa. Ciri khas 300 ppm: esteri, lemak, buah lan tutti-frutti |
|
Katrangan Umum |
Cairan tanpa warna kanthi ambu ora enak woh. Titik flash 185 ° F. Titik didih 365 ° F. Bisa nyebabake efek kesehatan sing ala yen diombe utawa dihirup. Bisa nyebabake kulit, mata lan membran mukus. Digunakake ing sintesis organik lan ing lacquer lan cat. |
|
Metode Pemurnian |
Guncang ester kanthi NaHCO3 banyu jenuh sing sithik (nganti ora ana efektivitas maneh), banjur banyu. Garingake nganggo MgSO4 utawa CaCl2 lan distilake kanthi tekanan suda. [Beilstein 3 IV 1528.] |
|
Bahan baku |
Etanol -> Sodium -> Sodium ethoxide -> Acetyl ketene -> METHANE |
|
Produk Preparasi |
2,4-DIMETHYLQUINOLINE-3-CARBOXYLIC ACID -> 4-CHLORO-2,6-DIMETHYL-NICOTINIC Acid -> ETHYL 2-HYDROXY-4-METHYL-5-PYRIMIDINECARBOXYLATE -> BISPYRAZOLONE - CHLORO-2,6-DIMETHYLPYRIDINE-3-CARBOXYLATE -> TIADINIL -> 1-Bromo-5-hexanone -> 3-CHLORO-4-METHYL-7-HYDROXYCOUNMARIN -> 5,7-Dihydroxy-4- methylcoumarin -> 5-METHYL-1-PHENYL-1H-PYRAZOLE-4-CARBOXYLIC ACID -> 7,8-DIHYDROXY-4-METHYLCOUMARIN -> 6-TERT-BUTYL-4-METHYLCOUMARIN -> 2-Amino -6-metil-4-pyrimidinol -> 4,7-DIMETHYLCOUMARIN -> 1,3-Dimethyl-5-hydroxypyrazole -> 4-Chloro-6-methyl-2- (methylthio) pyrimidine -> (5 -METHYL-1-PHENYL-1H-PYRAZOL-4-YL) METHANOL -> 7-Acetoxy-4-methylcoumarin -> Pentoxifylline -> 4-Methylumbelliferone -> Nyebar H-4GL Kuning -> ETHYL 2, 4-DIMETHYLQUINOLINE-3-CARBOXYLATE -> 3-METHYL-5-PHENYL-4-ISOXAZOLECARBOXYLIC ACID -> ACID PHENOXYACETIC -> Chrysin -> Cloricromene -> etil 2- [2- (diethylamino) etil] -> ETHYL 5-METHYL-1-PHENYL-1H-PYRAZOLE-4-CARBOXYLATE -> 6-Methyl-2- (methylthio) pyrimidin-4-ol -> ETHYL 2-ACETYL-3-OXO-HEXANOATE- -> 4-HYDROXY-2-METHYLQUINOLINE -> 3-ETHOXYCARBONYL-5,6-DIHYDRO-2-METHYL-4H-PYRAN -> 1- (6-CHLORO-2-HYDROXY-4-PHENYL-QUINOLIN-3 -YL) -ETHANONE -> 4-Methylcumarin -> Acetoacetic Acid -> Ethyl 3-anilinobut-2-enoate -> Ethyl 3-hydroxybutyrate -> ETHYL 2- (HYDROXYIMINO) -3-OXOBUTANOATE -> Garam kalium N-Phenylglyly -> 3-Etil-4-metil-3-pyrrolin-2-siji |
