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| CAS号 : | 118-12-7 |
精确质量 : | 173.12000 |
| 分子式 : | C12H15N |
logP : | 2.99270 |
| 分子量 : | 173.25400 |
PSA : | 3.24000 |
1,3,3-三甲基-2-亚甲基吲哚啉 | |
1,3,3-Trimethyl-2-methyleneindoline | |
118-12-7 | |
C12H15N | |
173.25400 | |
3.24000 | |
2.99270 | |
173.12000 |
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暗红色液体
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n20/D 1.577(lit.)
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Stable under normal temperatures and pressures.
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215 °F
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0.0249mmHg at 25°C
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Keep away from heat, sparks, and flame. Keep away from sources of ignition. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
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-8 °C
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0.979 g/mL at 25 °C(lit.)
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negligible
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248 °C(lit.)
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GHS07, GHS09 | |
警告 | |
H302; H315; H400 | |
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29339990
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UN 3082 9/PG 3
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2
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R22; R38; R50/53
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S28-S60-S61-S57-S37
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NM1926500
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Xn
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由苯肼与甲乙酮经缩合、闭环反应后,用甲苯磺酸甲酯进行甲基化,再用氨水中和而制得。将水、苯肼、硫酸投入反应锅,加热至80℃,滴加甲乙酮,加料温度控制在80-90℃。加毕,在90-100℃继续反应1.5h。冷至70℃,加入二甲苯,静置分去下层水,二甲苯层再用水洗一次。加入对甲苯磺酸甲酯,加热,在155-160℃反应3h,再在160-165℃反应3h,将反应物料在水中稀释,在70-90℃滴加20%氨水至pH值大于8。静置分层,将上层油层进行减压蒸馏,收集80℃(1.33-2.67kPa)以上馏分即为成品。收率约70%。 | |
可作染料中间体,用于制造阳离子金黄X-GL、阳离子桃红FG、阳离子艳红5-GN、阳离子红6B、阳离子大红3GL等。 |