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Jeneng Produk: |
Mbukak |
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Padhanane: |
4-hydroxy-2,5-dimethyl-3 (2h) furanone CAS No.3658-7777 kf-wang (ing) kf-Chem.com; Carman; FEMA 3174; Furaneol; Hydroxy; Hydroxy Dimethyl Furanone; 2,5-dimethyl-4-Hydroxy-2,3-Dihydrofuran-3-siji; 2,5-dimhethyl-4-Hydroxy-3 (2h) -furanone; 4-Dimethyly-2,5-Dimethyly |
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CAS: |
3658-77-3 |
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Mf: |
C6H8O3 |
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Mw: |
128.13 |
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EineCs: |
222-908-8 |
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Kategori Produk: |
Furan & benzofuran; perantara api; dhaptar alfabet; c-d; rempah lan wangi; rempah-rempah furni |
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File mol: |
3658-77-3.mol |
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Titik lebur |
73-77 ° C (lit.) |
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Titik Giling |
188 ° C |
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Kapadhetan |
1.049 g / ml ing 25 ° C |
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FEMA |
3174 | 4-Hydroxy-2,5-dimethyl-3 (2h) -Furanone |
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Indeks Refleksi |
N20 / d 1.439 |
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FP |
> 230 ° F |
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Temp panyimpenan. |
2-8 ° C |
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PKA |
9.62 ± 0,40 (diprediksi) |
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Formulir |
rapi |
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Jecfa Nomer |
1446 |
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Brn |
1281357 |
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Incipey |
INAXVXBDKKKKI-uhfffaooysa-n |
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Rujukan Database CAS |
3658-77-3 (referensi database CAS) |
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Cathetan Kimia NIST |
2,5-dimethyl-4-Hydroxy-3 (2H) -Furanone (3658-77-3) |
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Sistem Registri EPA |
4-hydroxy-2,5-dimethyl-3 (2h) furanone (3658-77-3) |
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Kode Hazard |
Xn |
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Pernyataan Resiko |
22 |
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Pratelan safety |
36-24 / 25 |
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WGK Jerman |
3 |
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RTEK |
Lu3990000 |
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F |
10-23 |
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Kode hs |
29321900 |
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Properties Kimia |
Putih nganti entheng Powde Kristal Kuning |
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Properties Kimia |
4-Hydroxy-2,5-dimethyl-3 (2h) -Furanone Nduwe caramel fruity utawa "Aroma Burn Burning". Bisa uga disintesis saka dimethyl- 3,4-diihyoxyfuran-2,5-dicarboxyatyat. |
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Properties Kimia |
Furaneol duwe a Fruity Manis, Fruity, Stroberi, Gula Panas, Caramel Buah utawa "Nanas Burnpple" Aroma. |
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Nggunakake |
2,5-dimethyl-4-Hydroxy-3 (2h) -Furanone minangka komponen komponen komposisi saka panganan. 2,5-dimethyl-4-Hydroxy-3 (2h) -Furanone digunakake ing rasa lan minyak wangi Industri amarga aroma aroma sing manis. |
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Nilai ambang Aroma |
Deteksi: 0,03 menyang 60 ppb; Karakteristik Aroma ing 0,1%: Manis, rada burnting Caramellic, Candy katun kanthi nuansa geser |
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Nilai ambang rasa |
Rasa Karakteristik ing 0.10 dadi 1.0 ppm: Meaty masak daging seram lan fruity nuansa |
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Jeneng perdagangan |
Furan® (Firmenich). |
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Sintesis kimia |
Saka dimethyl-3,4-dihydroxyfuran-2,5-dicarboxyily |
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Bahan mentah |
1,2-Prominediol -> Etyl Lactate -> Crotononitrile (Praktis) |
