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6-Methoxy-2H-chromene

6-Methoxy-2H-chromene


  • 中文别名:6-甲氧基-alpha-苯并吡喃
  • 英文别名:6-Methoxy-2H-chromene;
    2H-1-BENZOPYRAN,6-METHOXY;
    6-Methoxy-2H-1-benzopyran 
  • CAS No.:18385-84-7
  • 分子式:C10H10O2
  • 分子量:162.18500
  • 精确分子量:162.06800
  • PSA:18.46000
  • 分子结构式:

物化性质

密度:
1.121g/cm3
沸点:
264.6ºC at 760 mmHg
闪点:
110.3ºC
折射率:
1.553
蒸汽压:
0.0158mmHg at 25°C

安全信息

密度:
1.121g/cm3
沸点:
264.6ºC at 760 mmHg
闪点:
110.3ºC
折射率:
1.553
蒸汽压:
0.0158mmHg at 25°C

毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DJ2549000
CHEMICAL NAME :
2H-1-Benzopyran, 6-methoxy-
CAS REGISTRY NUMBER :
18385-84-7
BEILSTEIN REFERENCE NO. :
1282135
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C10-H10-O2
MOLECULAR WEIGHT :
162.20
WISWESSER LINE NOTATION :
T66 BOJ HO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 12,383,1977

海关数据

中国海关编码:2909199090

概述:
2909199090. 其他无环醚及其卤化衍生物(包括磺化,硝化或亚硝化衍生物). 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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