7446-70-0
无水三氯化铝
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680-47-7
2-(carbamoylcarbamoyl)-2-ethylbutanoic acid
7726-95-6
溴素
→
77-65-6
乙溴酰脲
2274-01-3
N-carbamoyl-2-ethylbutanamide
857977-91-4
N,N'-bis-(2-ethyl-2-bromo-butyryl)-urea
7664-41-7
液氨
26074-53-3
2-溴-2-乙基丁酰溴
57-13-6
尿素
67-56-1
甲醇
463-72-9
N-甲氨基甲酰氯
409316-63-8
2-ethyl-butyryl isocyanate
420-05-3
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