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| CAS号 : | 58-27-5 |
精确质量 : | 172.05200 |
| 分子式 : | C11H8O2 |
logP : | 2.01190 |
| 分子量 : | 172.18000 |
PSA : | 34.14000 |
甲萘醌 | |
menadione | |
58-27-5 | |
C11H8O2 | |
172.18000 | |
34.14000 | |
2.01190 | |
172.05200 |
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亮黄色晶体
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113.8ºC
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304.5ºC at 760 mmHg
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105-107 °C(lit.)
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INSOLUBLE
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1.225 g/cm3
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Stable. May be light sensitive. Incompatible with strong oxidizing agents.
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Store at RT.
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GHS07 | |
警告 | |
H302; H315; H319; H335 | |
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QL9100000
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3
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S26-S36-S37/39-S24
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2914700090
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Xn
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R22; R36/37/38; R43
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品名, 成分含量, 用途, 丙酮报明包装 |
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2914700090 其他酮及醌的卤化、磺化衍生物（包括硝化和亚硝化衍生物）. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0% |
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HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0% |
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2914700090. Halogenated, sulphonated, nitrated or nitrosated derivatives of Ketones and quinones, whether or not with other oxygen function. General tariff: |
1.甲基萘用铬酐氧化而得。将2-甲基萘溶解于冰醋酸中,搅拌冷却到40℃以下,缓缓加入铬酐与等量水的混和液,使温度维持在35-40℃。加毕,在40℃保温0.5h,升温到70℃保温45min,再升温到85℃保温15min,将反应物倾入大量水中,不断搅拌下沉淀出2-甲萘醌。过滤,滤饼反复用水洗,至水溶液无酸味,滤干得2-甲萘醌。收率51%。2-甲基萘也可用重铬酸钠;重铬酸钾氧化收率大致相同。 | |
营养增补剂。饲料添加剂原料，主要能促进畜禽肝脏合成凝血酶原，并促进血浆凝血因子在肝脏。 |
