26485-81-4

• 常用中文名：3,5-Pyrazolidinedione,4-(1-methylethylidene)-1,2-diphenyl-
• 常用英文名：3,5-Pyrazolidinedione,4-(1-methylethylidene)-1,2-diphenyl-
• CAS号：26485-81-4
• 分子式：C₁₈H₁₆N₂O₂
• 分子量：292.33200
• 发布时间：2016-03-19 02:05:36
• 更新时间：2025-09-13 16:54:24

名称

• 英文名: 1,2-diphenyl-4-propan-2-ylidenepyrazolidine-3,5-dione
• 英文别名: P.M. 292; DA-236; 4-(1-Methylethylidene)-1,2-diphenyl-3,5-pyrazolidinedione; 1,2-Diphenyl-4-isopropylidene-3,5-pyrazolidinedione; 4-Isopropyliden-1,2-diphenyl-pyrazolidin-3,5-dion; 4-isopropylidene-1,2-diphenyl-pyrazolidine-3,5-dione; 3,5-Pyrazolidinedione,1,2-diphenyl-4-isopropylidene

物化性质

• 密度: 1.248g/cm3
• 沸点: 414.7ºC at 760mmHg
• 分子式: C₁₈H₁₆N₂O₂
• 分子量: 292.33200
• 闪点: 174.9ºC
• 精确质量: 292.12100
• PSA: 40.62000
• LogP: 3.44780
• 蒸汽压: 4.36E-07mmHg at 25°C
• 折射率: 1.632

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : UQ8522000 CHEMICAL NAME : 3,5-Pyrazolidinedione, 1,2-diphenyl-4-isopropylidene- CAS REGISTRY NUMBER : 26485-81-4 BEILSTEIN REFERENCE NO. : 0241834 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C18-H16-N2-O2 MOLECULAR WEIGHT : 292.36 WISWESSER LINE NOTATION : T5VNNVYJ BR& CR& EUY1&1 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1285 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 12,521,1957

安全

• 海关编码: 2933990090

海关

海关编码	2933990090
中文概述	2933990090. 其他仅含氮杂原子的杂环化合物. 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	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%