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Jeneng Produk: |
Furaneol |
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Sinonim: |
4-Hydroxy-2,5-dimethyl-3 (2H) furanoneCAS NO.3658-77-3 kf-wang (at) kf-chem.com; CARMELAN; FEMA 3174; FURANEOL; HYDROXY DIMETHYL FURANONE; 2,5-DIMETHYL -4-HYDROXY-2,3-DIHYDROFURAN-3-ONE; 2,5-DIMETHYL-4-HYDROXY-3 (2H) -FURANONE; 4-HYDROXY-2,5-DIMETHYL-3 (2H) -FURANONE |
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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; penengah API; Daftar Abjad; C-D; Roso lan Wewangian; roso Furan |
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File Mol: |
3658-77-3.mol |
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Titik lebur |
73-77 ° C (surem) |
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Titik didih |
188 ° C |
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kapadhetan |
1,049 g / mL ing suhu 25 ° C |
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FEMA |
3174 | 4-HYDROXY-2,5-DIMETHYL-3 (2H) -FURANONE |
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indeks bias |
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 (Ramalan) |
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wujud |
rapi |
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Nomer JECFA |
1446 |
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BRN |
1281357 |
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InChIKey |
INAXVXBDKKUCGI-UHFFFAOYSA-N |
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Referensi CAS DataBase |
3658-77-3 (Referensi CAS DataBase) |
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Referensi Kimia NIST |
2,5-Dimethyl-4-hydroxy-3 (2h) -furanone (3658-77-3) |
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Sistem Registrasi Bahan EPA |
4-Hydroxy-2,5-dimethyl-3 (2H) furanone (3658-77-3) |
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Kode Bahaya |
Xn |
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Pernyataan Risiko |
22 |
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Pernyataan Keamanan |
36-24 / 25 |
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WGK Jerman |
3 |
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RTECS |
LU3990000 |
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F |
10-23 |
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Kode HS |
29321900 |
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Properti Kimia |
powde kristal putih nganti entheng |
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Properti Kimia |
4-Hydroxy-2,5-dimethyl-3 (2H) -furanonehas minangka karamel buah utawa aroma "nanas bakar". Bisa disintesis saka dimetil- 3,4-dihyroxyfuran-2,5-dicarboxylate. |
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Properti Kimia |
Furaneol duwe asweet, woh, stroberi, gula panas, karamel buah utawa aroma arum nanas. |
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Migunakake |
2,5-Dimethyl-4-hydroxy-3 (2H) -furanoneis minangka komponen saka komposisi inti daging. 2,5,5-Dimethyl-4-hydroxy-3 (2H) -furanone digunakake ing rasa lan minyak wangi amarga legi aroma strawberry. |
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Nilai ambang ambu |
Deteksi: 0,03 to60 ppb; karakteristik aroma ing 0,1%: coklat, manis katun coklat, permen katun kanthi nuansa gurih |
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Nilai ambang rasa |
Tastecharacteristics ing 0,10 nganti 1.0 ppm: meaty lan fruitynuances masak karamellic manis |
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Jeneng dagang |
Furaneol & reg; (Firmenich). |
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Sintesis Kimia |
Sakadimethyl-3,4-dihydroxyfuran-2,5-dicarboxylate |
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Bahan baku |
1,2-Propanediol -> Etil laktat -> Crotononitrile (praktek) |
