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Ainm an Táirge: |
Ar oscailt |
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Comhchiallaigh: |
4-hydroxy-2,5-dimethyl-3 (2h) Furanone CAS No.3658-77-3 KF-Wang (AT) KF-Chem.com; Carmelan; FEMA 3174; Furaneol; Furanone; 2,5-dimethyl-4-hydroxy-2,3-dihydrofuran-3-one; |
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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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Catagóirí Táirgí: |
Furan & Benzofuran; API Intermediates; liostaí aibítre; C-D; blasanna agus cumhráin; blasanna furan |
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Comhad mol: |
3658-77-3.mol |
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Leáphointe |
73-77 ° C (lit.) |
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Fiuchphointe |
188 ° C. |
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dlús |
1.049 g/ml ag 25 ° C. |
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FEMA |
3174 | 4-hiodrocsa-2,5-dimethyl-3 (2h) -furanone |
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Innéacs athraonta |
N20/D 1.439 |
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Fp |
> 230 ° F |
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Teocht stórála. |
2-8 ° C. |
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pka |
9.62 ± 0.40 (tuartha) |
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gnáthnós |
néata |
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Uimhir JECFA |
1446 |
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Brn |
1281357 |
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Ornlachikey |
Inaxvxbdkkkogogi-uhfffaoysa-n |
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Tagairt Bunachar Sonraí CAS |
3658-77-3 (Tagairt Bunachar Sonraí CAS) |
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Tagairt Ceimic NIST |
2,5-dimethyl-4-hiodrocsa-3 (2H) -furanone (3658-77-3) |
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Córas Clárlainne Substaintí an EPA |
4-hydroxy-2,5-dimethyl-3 (2h) Furanone (3658-77-3) |
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Cóid Guaise |
Xn |
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Ráitis Riosca |
22 |
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Ráitis sábháilteachta |
36-24/25 |
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An Ghearmáin WGK |
3 |
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Rtecs |
LU3990000 |
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F |
10-23 |
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Cód HS |
29321900 |
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Airíonna ceimiceacha |
Bán go Solas Powde criostail buí |
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Airíonna ceimiceacha |
4-hiodrocsa-2,5-dimethyl-3 (2h) -furanone Tá caramal fruity nó cumhra “anann dóite” aige. Féadfar é a shintéisiú Ó Dimethyl- 3,4-dihyroxyfuran-2,5-dicarboxylate. |
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Airíonna ceimiceacha |
Tá a Sweet, fruity, sútha talún, siúcra te, caramal fruity nó “anann dóite” cumhra. |
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Úsáid |
2,5-dimethyl-4-hiodrocsa-3 (2h) -furanone is cuid de chomhdhéanamh bunúsach na feola é. Úsáidtear 2,5-dimethyl-4-hiodrocsa-3 (2H) -furanone sa bhlas agus sa chumhrán Tionscal mar gheall ar a aroma sútha talún milis. |
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Luachanna Tairsí Aroma |
Brath: 0.03 go 60 ppb; Saintréithe cumhra ag 0.1%: donn milis, beagán dóite beagán Caramellic, candy cadáis le núis bhlasta |
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Blas luachanna tairsí |
Blastacht Saintréithe ag 0.10 go 1.0 ppm: Meaty agus fruity cócaráilte caramellic milis NUACHTAÍ |
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Trádainm |
Furaneol® (Firmenich). |
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Sintéis cheimiceach |
Ó Dimethyl-3,4-dihydroxyfuran-2,5-dicarboxylate |
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Amhábhair |
1,2-propanediol-> lachtáit eitile-> Crotononitrile (cleachtas) |