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基本信息：中文名称 1-乙基-1,2,3,4-四氢异喹啉英文名称 1-ETHYL-1,2,3,4-TETRA-HYDRO-ISOQUINOLINE英文别名 1-Aethyl-2.4-dioxo-1.2.3.4-tetrahydro-chinazolin;1-ethyl-1,2,3,4-tetrahydroisoquinoline;1-ethyl-1H-quinazoline-2,4-dione;1-Ethyl-2,4-diketotetrahydroquinazoline;1-Aethyl-1H-chinazolin-2,4-dion;1-ethyl-2,4(1H,3H)-quinazolinedione;1-Ethyl-2,4-dioxo-1,2,3,4-tetrahydroquinazoline;1-Aethyl-1,2,3,4-tetrahydro-isochinolin;1-ethyl-1,2,3,4-tetrahydro-2,4-quinazolinedione;2,4(1H,3H)-Quinazolinedione,1-ethyl;CAS号 25939-81-5中国海关编码(HS-code)：29334990.90概述： 2933499090. 其他含喹琳或异喹啉环系的化合物〔但未进一步稠合的〕. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%.申报要素： 品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期.Summary： 2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%.其他各国海关编码海关数据详见：