2-methyltetrahydrofuran-3-satu kod CAS ialah 3188-00-9.
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Nama Produk: |
2-methyltetrahydrofuran-3-satu |
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Sinonim: |
2-methyldihydrofuran-3 (2H) -one; 2-methyltetrahydro-3-furanone, 97+%; 2-methyltetrahydro-3-furanone 98%; (GC); dihydro-2-methyl-3 (2H) -furanon; dihydro-2-methyl-3-furanone; dihyro-2-methyl-3 (2H) -furanone; 4,5-dihydro-2-methylfuran-3 (2H) -one |
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CAS: |
3188-00-9 |
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MF: |
C5H8O2 |
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MW: |
100.12 |
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EINECS: |
221-685-4 |
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Kategori Produk: |
Sintesis kimia; furan; furan & benzofuran; perantaraan api; perasa ketone; blok bangunan heterosiklik; blok bangunan; C4 hingga C7 |
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Fail mol: |
3188-00-9.mol |
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Titik mendidih |
139 ° C (lit.) |
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ketumpatan |
1.034 g/ml pada 25 ° C (lit.) |
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FEMA |
3373 | 2-methyltetrahydrofuran-3-one |
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Indeks refraktif |
N20/D 1.429 (lit.) |
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Fp |
103 ° F. |
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Graviti spesifik |
1.034 |
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Nombor JECFA |
1448 |
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Brn |
1341334 |
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Inchikey |
Fcwyqrviqdngbi-uhfffaoysa-n |
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Rujukan pangkalan data CAS |
3188-00-9 (rujukan pangkalan data CAS) |
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Rujukan Kimia NIST |
3 (2h) -furanone, dihydro-2-methyl- (3188-00-9) |
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Sistem Pendaftaran Bahan EPA |
3 (2h) -furanone, dihydro-2-methyl- (3188-00-9) |
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Kod bahaya |
Xn, t, xi |
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Penyataan risiko |
10-22-36/37/38-2017/10/2 |
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Penyata keselamatan |
16-26-36/37/39-24/25-36 |
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Ridadr |
PBB 1224 3/pg 3 |
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WGK Jerman |
3 |
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RTECS |
LU3579000 |
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F |
3-9 |
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Nota bahaya |
Toksik |
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TSCA |
Ya |
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Hazardclass |
3 |
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Packinggroup |
Iii |
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Kod HS |
29329990 |
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Sifat kimia |
Tidak berwarna hingga cahaya kuning liqui |
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Penyediaan |
Oleh decarboxylation hidrolytic 2-methyl-4-carbomethoxytetrahydrofuran-3-one; oleh penutupan cincin asid-catalyzed β-alkoxy-diazoketones |
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Nilai ambang rasa |
Ciri -ciri Rasa pada 75 ppm: Nutty dan astringent dengan sedikit nuansa badam berkrim. |