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Jeneng Produk: |
Nerolin yara yara |
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CAS: |
93-04-9 |
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MF: |
C11H10O |
|
MW: |
158.2 |
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EINECS: |
202-213-6 |
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File Mol: |
93-04-9.mol |
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Titik lebur |
70-73 ° C (surem) |
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Titik didih |
274 ° C (surem) |
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kapadhetan |
1,064 g / mL ing25 ° C (lit.) |
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FEMA |
4704 | BETA-NAPHTHYL METHYL ETHER |
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indeks bias |
1.5440 (ngira) |
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Fp |
272-274 ° C |
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temp panyimpenan |
Simpen ing ngisor + 30 ° C. |
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kelarutan |
H2O: larut (rampung) |
|
wujud |
Kristal Padhet |
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warna |
Putih dolanan-coklat |
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Kelarutan Banyu |
Ora larut |
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Nomer JECFA |
1257 |
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Merck |
14.5997 |
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BRN |
1859408 |
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Stabilitas: |
Mantep Kobong. Kompatibel karo agen oksidasi kuat. |
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InChIKey |
LUZDYPLAQQGJEA-UHFFFAOYSA-N |
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Referensi CAS DataBase |
93-04-9 (Referensi CAS DataBase) |
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Referensi Kimia NIST |
Naphthalene, 2-methoxy- (93-04-9) |
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Sistem Registrasi Bahan EPA |
Naphthalene, 2-methoxy- (93-04-9) |
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Pernyataan Keamanan |
22-24 / 25 |
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RIDADR |
UN 3077 9 / PGIII |
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WGK Jerman |
2 |
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RTECS |
QJ9468750 |
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TSCA |
Nggih |
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Kode HS |
29093090 |
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Keracunan |
LD50 lisan ing tikus:> 5gm / kg |
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Katrangan |
Hy²-Naphthyl methylether duwé aroma kembang oranye sing manis banget lan sugeh. Iki bebas saka naphthol dening-ambu ora enak. Nduwe rasa sing legi, stroberi. Iki bisa uga disiapake saka kalium β-naphthol lan metil klorida ing 300 ° C; bymethylation β-naphthol karo dimethyl sulfate utawa kanthi esterifikasi langsung kanthi methyl alkohol. |
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Properti Kimia |
Hy²-Naphthyl methylether duwé aroma kembang oranye sing manis banget; saka naphthol saka ambu ora enak. Nduwe rasa sing legi, stroberi |
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Properti Kimia |
bubuk putih |
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Properti Kimia |
Methyl 2-NaphthylEther mbentuk kristal putih (mp 73â € "74 ° C) kanthi aroma kembang oranye sing kuat. |
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Migunakake |
2-Methoxynaphthaleneis minangka Impurity saka non-steroid anti-inflamasi Naproxen (N377525). |
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Preparasi |
Saka postassiumβ-naphthol lan metil klorida ing 300 ° C; kanthi metilasi β-naphthlol withdimethyl sulfate utawa kanthi esterifikasi langsung karo metil alkohol |
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Metode Pemurnian |
Pecah fraksi kanthi ether ing vakum. Kristalisake saka EtOH absolut, EtOH berair, * C6H6, eter pet utawa n-heptane, lan garing ing vakum ing Abderhaldenpistol utawa lebokake ing ploson. Pikrate duwe m 118o (saka EtOH utawa CHCl3). [Kikuchi dkk. J Phys Chem 91 574 1987, Beilstein 6 III 2969, 6 IV 4257.] |
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Bahan baku |
Methanol -> Asam sulfat -> 1-Aminonaphthalene -> Aurantiol (methyl anthranilate andhydroxycitronellal schiff base) |
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Produk Preparasi |
2-Acetyl-6-methoxynaphthalene -> DL-6-METHOXY-ALPHA-METHYL-2-NAPHTHALENEMETHANOL -> 6-METHOXY-2-NAPHTHOIC ACID -> 6-Methoxy-2-naphthaldehyde -> 6-METHOXY -1,2,3,4-TETRAHYDRONAPHTHALENE |
