< 生产厂家价格 >

亚甲基二水杨酸

亚甲基二水杨酸名称

[ CAS 号 ]:
27496-82-8

[ 中文名 ]:
5,5'-亚甲基双水杨酸

[ 英文名 ]:
Methylenebis(salicylic acid)

[中文别名 ]:

[英文别名 ]:

Benzoic acid, 2,2'-[methylenebis(oxy)]bis-
MDA(general)
lenedisalicylic acid
methylenedi-salicylicaci
2,2'-[Methylenebis(oxy)]dibenzoic acid
methylenebis[2-hydroxy-benzoicaci
5,5'-METHYLENE DISALICYCLIC ACID
METHYLENEDISALICYLIC ACID
Methylenebis(salicylic acid)
5,5'-Methylenedisalicylic acid

亚甲基二水杨酸物理化学性质

[ 密度 ]:
1.4±0.1 g/cm3

[ 沸点 ]:
547.5±35.0 °C at 760 mmHg

[ 熔点 ]:
235-242ºC

[ 分子式 ]:
C₁₅H₁₂O₆

[ 分子量 ]:
288.252

[ 闪点 ]:
209.4±19.4 °C

[ 精确质量 ]:
288.063385

[ PSA ]:
93.06000

[ LogP ]:
2.19

[ 蒸汽压 ]:
0.0±1.5 mmHg at 25°C

[ 折射率 ]:
1.624

亚甲基二水杨酸MSDS

详细MSDS(安全技术说明书)

亚甲基二水杨酸毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VO4700000

CHEMICAL NAME :: Salicylic acid, methylenedi-

CAS REGISTRY NUMBER :: 27496-82-8

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C15-H12-O6

MOLECULAR WEIGHT :: 288.27

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 :: 2500 mg/kg

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

REFERENCE :: ANTCAO Antibiotics and Chemotherapy (Washington, DC). (Washington, DC) V.1-12, 1951-62. For publisher information, see CLMEA3. Volume(issue)/page/year: 4,304,1954

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 1750 mg/kg

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

REFERENCE :: ANTCAO Antibiotics and Chemotherapy (Washington, DC). (Washington, DC) V.1-12, 1951-62. For publisher information, see CLMEA3. Volume(issue)/page/year: 4,304,1954 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3287 No. of Facilities: 726 (estimated) No. of Industries: 8 No. of Occupations: 9 No. of Employees: 11326 (estimated) No. of Female Employees: 747 (estimated)

点击显示

亚甲基二水杨酸安全信息

[ 安全声明 (欧洲) ]:
S24/25

[ 海关编码 ]:
2918990090

亚甲基二水杨酸海关

[ 海关编码 ]: 2918990090

[ 中文概述 ]:
2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 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:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%