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2,5-二甲氧基苯甲醛

2,5-二甲氧基苯甲醛用途

用作医药中间体

2,5-二甲氧基苯甲醛名称

[ CAS 号 ]:
93-02-7

[ 中文名 ]:
2,5-二甲氧基苯甲醛

[ 英文名 ]:
2,5-Dimethoxybenzaldehyde

[中文别名 ]:

2,5-二甲氧基安息香醛

[英文别名 ]:

Benzaldehyde,2,5-dimethoxy
2,5-(MeO)2PhCHO
EINECS 202-211-5
2,5-Dimethoxybenzaldehyde
Benzaldehyde, 2,5-dimethoxy-
VHR BO1 EO1
4-08-00-01759 (Beilstein Handbook Reference)
gentisic aldehyde dimethyl ether
2,5-dimethoxycarboxaldehyde
2,5-dimethoxy-benzaldehyde

2,5-二甲氧基苯甲醛物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
283.8±0.0 °C at 760 mmHg

[ 熔点 ]:
46-48 °C(lit.)

[ 分子式 ]:
C₉H₁₀O₃

[ 分子量 ]:
166.174

[ 闪点 ]:
120.6±8.2 °C

[ 精确质量 ]:
166.062988

[ PSA ]:
35.53000

[ LogP ]:
1.77

[ 外观性状 ]:
淡黄色结晶性粉末。

[ 蒸汽压 ]:
0.0±0.5 mmHg at 25°C

[ 折射率 ]:
1.534

[ 储存条件 ]:
Refrigerator

2,5-二甲氧基苯甲醛MSDS

详细MSDS(安全技术说明书)

2,5-二甲氧基苯甲醛毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CU5740500

CHEMICAL NAME :: Benzaldehyde, 2,5-dimethoxy-

CAS REGISTRY NUMBER :: 93-02-7

BEILSTEIN REFERENCE NO. :: 0509301

LAST UPDATED :: 199710

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C9-H10-O3

MOLECULAR WEIGHT :: 166.19

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 :: >3200 mg/kg

TOXIC EFFECTS :: Behavioral - muscle weakness Vascular - regional or general arteriolar or venous dilation Skin and Appendages - hair

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533614

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 800 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533614

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1600 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - excitement Behavioral - muscle weakness

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533614

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1600 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - muscle weakness

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533614

2,5-二甲氧基苯甲醛安全信息

[ 符号 ]:

GHS07, GHS08

[ 信号词 ]:
Danger

[ 危害声明 ]:
H315-H319-H334-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338-P342 + P311

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

[ 危害码 (欧洲) ]:
Xi

[ 风险声明 (欧洲) ]:
R36/37/38:Irritating to eyes, respiratory system and skin . R43:May cause sensitization by skin contact.

[ 安全声明 (欧洲) ]:
S26-S36/37/39-S24/25

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

[ WGK德国 ]:
2

[ RTECS号 ]:
CU5740500

[ 海关编码 ]:
2942000000

2,5-二甲氧基苯甲醛合成路线

详细合成路线

2,5-二甲氧基苯甲醛上下游产品

2,5-二甲氧基苯甲醛上游产品

2,5-二甲氧基苯甲醛下游产品

2,5-二甲氧基苯甲醛制备

以相应的羟基甲氧基苯甲醛为原料，在碱水溶液中与硫酸二甲酯进行甲基化反应制得。

2,5-二甲氧基苯甲醛海关

[ 海关编码 ]: 2912499000

[ 中文概述 ]:
2912499000. 其他醛醚、醛酚及含其他含氧基的醛. 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, 四聚甲醛报明外观

[ Summary ]:
2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%