环香豆素
- 中文名称：
- 环香豆素
- 中文别名：
- 环香豆素;
吡喃香豆素
- 英文名称：
- PYRANOCOUMARIN
- 英文别名：
- 2-methoxy-2-methyl-4-phenyl-3,4-dihydropyrano[3,2-c]chromen-5-one;
Pyranocumarin [German];
Cumopyran;
Compound 63 link;
CYCLOCUMAROL;
Methanopyranorin;
Cyclocoumarol;
Anticoagulans 63;
BL 5;
Cumopyrin;
Pyranocoumarin
- CAS No.：
- 518-20-7
- 分 子 式：
-
C20H18O4
- 分 子 量：
- 322.35
- 精确分子量：
- 322.12100
- PSA：
- 48.67000
- EINECS：
- 208-248-3
- InChI：
- The Key: ZGFASEKBKWVCGP-UHFFFAOYSA-N3
- 风险术语：
- R27
- SDS：
- 查看
环香豆素 物化性质
- 密度：
- 1.27g/cm3
- 沸点：
- 488.6ºC at 760 mmHg
- 闪点：
- 216.2ºC
- 折射率：
- 1.624
环香豆素 安全信息
- 包装等级：
- III
- 风险类别：
- 6.1(b)
- 海关代码：
- 2932999099
- 危险类别码：
- 27
- 安全说明：
- 28-36/37-45
- 危险标志：
- T+
环香豆素 毒理性
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- UQ0335200
- CHEMICAL NAME :
- 2H,5H-Pyrano(3,2-c)(1)benzopyran-5-one,
3,4-dihydro-2-methoxy-2-methyl-4-phenyl-
- CAS REGISTRY NUMBER :
- 518-20-7
- LAST UPDATED :
- 199409
- DATA ITEMS CITED :
- 4
- MOLECULAR FORMULA :
- C20-H18-O4
- MOLECULAR WEIGHT :
- 322.38
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 :
- 4 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 85ARAE "Agricultural Chemicals," Thomson, W.T., 4 vols., Fresno, CA, Thomson
Publications, 1976/77 revision Volume(issue)/page/year: 3,142,1986
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 21 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd,
eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year:
A355,1983
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1600 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- SMWOAS Schweizerische Medizinische Wochenschrift. (Schwabe & Co.,
Steintorst 13, 4010 Basel, Switzerland) V.50- 1920-
Volume(issue)/page/year: 83,471,1953
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- SMWOAS Schweizerische Medizinische Wochenschrift. (Schwabe & Co.,
Steintorst 13, 4010 Basel, Switzerland) V.50- 1920-
Volume(issue)/page/year: 83,471,1953
环香豆素 海关数据
中国海关编码：2932999099
- 概述：
- 2932999099. 其他仅含氧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
- 摘要/Summary：
- 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%