8-[2-(1,3-dimethyl-2,6-dioxo-7H-purin-8-yl)ethyl]-1,3-dimethyl-7H-purine-2,6-dione

名称

[ CAS 号 ]:
1784-67-4

[ 英文名 ]:
8-[2-(1,3-dimethyl-2,6-dioxo-7H-purin-8-yl)ethyl]-1,3-dimethyl-7H-purine-2,6-dione

[英文别名 ]:

8,8'-Dimethylene-bis-theophylline
1,2-bis(theophyllin-8-yl)ethane
8,8'-Ethylenebistheophylline
Theophylline,8,8'-ethylenebis

物理化学性质

[ 密度 ]:
1.546g/cm3

[ 沸点 ]:
799.6ºC at 760 mmHg

[ 分子式 ]:
C₁₆H₁₈N₈O₄

[ 分子量 ]:
386.36500

[ 闪点 ]:
437.4ºC

[ 精确质量 ]:
386.14500

[ PSA ]:
145.36000

[ 蒸汽压 ]:
1.41E-25mmHg at 25°C

[ 折射率 ]:
1.676

毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XH5210000

CHEMICAL NAME :: Theophylline, 8,8'-ethylenebis-

CAS REGISTRY NUMBER :: 1784-67-4

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C16-H18-N8-O4

MOLECULAR WEIGHT :: 386.42

WISWESSER LINE NOTATION :: T56 BM DN FNVNVJ F1 H1 C2- CT56 BM DN FNVNVJ F1 H1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04374

安全信息

[ 海关编码 ]:
2933990090

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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%