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3-甲氧基苯邻二酚

3-甲氧基苯邻二酚用途

【用途一】
用于有机合成。

3-甲氧基苯邻二酚名称

[ CAS 号 ]:
934-00-9

[ 中文名 ]:
3-甲氧基儿茶酚

[ 英文名 ]:
3-Methoxycatechol

[中文别名 ]:

[英文别名 ]:

3-Methoxy-1,2-benzenediol
3-Methoxybenzene-1,2-diol
MFCD00002191
EINECS 213-276-4
1,2-Benzenediol, 3-methoxy-
3-Methoxycatechol

3-甲氧基苯邻二酚物理化学性质

[ 密度 ]:
1.3±0.1 g/cm3

[ 沸点 ]:
268.1±0.0 °C at 760 mmHg

[ 熔点 ]:
38-43 °C(lit.)

[ 分子式 ]:
C₇H₈O₃

[ 分子量 ]:
140.137

[ 闪点 ]:
119.5±21.8 °C

[ 精确质量 ]:
140.047348

[ PSA ]:
49.69000

[ LogP ]:
0.70

[ 外观性状 ]:
固体;White or Colorless to Light yellow powder to lump to clear liquid

[ 蒸汽压 ]:
0.0±0.5 mmHg at 25°C

[ 折射率 ]:
1.580

[ 储存条件 ]:
0-10°C;存放于惰性气体之中;避免空气,加热

[ 水溶解性 ]:
可溶于：甲醇

3-甲氧基苯邻二酚MSDS

3-甲氧基苯邻二酚毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CZ9002750

CHEMICAL NAME :: 1,2-Benzenediol, 3-methoxy-

CAS REGISTRY NUMBER :: 934-00-9

LAST UPDATED :: 199606

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C7-H8-O3

MOLECULAR WEIGHT :: 140.15

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 428 gm/kg/51W-C

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Gastrointestinal - tumors

REFERENCE :: JJCREP Japanese Journal of Cancer Research. (Elsevier Science Pub. BV, POB 211, 1000 AE Amsterdam, Netherlands) V.76- 1985- Volume(issue)/page/year: 85,17,1994

3-甲氧基苯邻二酚安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xi:Irritant;

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S26-S36

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ RTECS号 ]:
CZ9002750

[ 海关编码 ]:
2909500000

3-甲氧基苯邻二酚合成路线

3-甲氧基苯邻二酚上下游产品

3-甲氧基苯邻二酚上游产品

3-甲氧基苯邻二酚下游产品

3-甲氧基苯邻二酚制备

1. 将2-羟基-3-甲氧基苯甲醛溶于氢氧化钠溶液，在搅拌下滴加过氧化氢，温度保持在45-50℃之间。然后在室温下用氯化钠饱和，用乙醚提取，提取液经干燥并蒸除乙醚后进行减压蒸馏，收集136-138℃（2.93kPa）馏分，得3-甲氧基邻苯二酚。收率68-80%。

2. 烟草：OR，26。

3-甲氧基苯邻二酚海关

[ 海关编码 ]: 2909500000

[ 中文概述 ]:
2909500000. 醚酚、醚醇酚及其卤化、磺化、硝化或亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 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

[ Summary ]:
2909500000 ether-phenols, ether-alcohol-phenols and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

3-甲氧基苯邻二酚文献

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Altering toluene 4-monooxygenase by active-site engineering for the synthesis of 3-methoxycatechol, methoxyhydroquinone, and methylhydroquinone.

J. Bacteriol. 186(14) , 4705-13, (2004)

Wild-type toluene 4-monooxygenase (T4MO) of Pseudomonas mendocina KR1 oxidizes toluene to p-cresol (96%) and oxidizes benzene sequentially to phenol, to catechol, and to 1,2,3-trihydroxybenzene. In th...

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