四溴邻苯二甲酸酐

四溴邻苯二甲酸酐用途

【用途一】
是反应型阻燃剂，可用于聚酯树脂、环氧树脂的阻燃，也可作添加型阻燃剂，用于PS、PP、PE、ABS树脂的阻燃
【用途二】
反应型阻燃剂，有抗静电效果，可用于聚烯烃、环氧树脂、不饱和聚酯、聚酯及合成纤维等，还可做其他阻燃剂的中间体，亦可作为添加型阻燃剂用于聚乙烯、聚乙烯醋酸乙烯共聚物等塑料。其锌盐电绝缘性较好，可用于聚苯乙烯、聚丙烯、聚乙烯、ABS树脂。

四溴邻苯二甲酸酐名称

[ CAS 号 ]:
632-79-1

[ 中文名 ]:
四溴苯酐

[ 英文名 ]:
Tetrabromophthalic anhydride

[中文别名 ]:

[英文别名 ]:

MFCD00005919
4,5,6,7-tetrabromo-2-benzofuran-1,3-dione
EINECS 211-185-4

四溴邻苯二甲酸酐物理化学性质

[ 密度 ]:
2.771 g/cm3

[ 沸点 ]:
540.5ºC at 760 mmHg

[ 熔点 ]:
269-271 °C(lit.)

[ 分子式 ]:
C₈Br₄O₃

[ 分子量 ]:
463.70000

[ 闪点 ]:
280.7ºC

[ 精确质量 ]:
459.65800

[ PSA ]:
43.37000

[ LogP ]:
4.04720

[ 外观性状 ]:
白色至灰色粉末

[ 蒸汽压 ]:
0.11 mm Hg ( 180 °C)

[ 折射率 ]:
1.725

[ 储存条件 ]:
室温，密封，干燥

[ 水溶解性 ]:
hydrolysis

四溴邻苯二甲酸酐MSDS

四溴邻苯二甲酸酐毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TI3350000

CHEMICAL NAME :: Phthalic anhydride, tetrabromo-

CAS REGISTRY NUMBER :: 632-79-1

BEILSTEIN REFERENCE NO. :: 0018908

LAST UPDATED :: 199806

DATA ITEMS CITED :: 11

MOLECULAR FORMULA :: C8-Br4-O3

MOLECULAR WEIGHT :: 463.72

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0523271 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >10 gm/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0539755

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >10920 mg/m3/4H

TOXIC EFFECTS :: Behavioral - changes in motor activity (specific assay)

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0522251

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >10 gm/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity)

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0522251

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >1 gm/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0521611 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2 gm/m3/4H/3W-I

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - changes in lung weight Gastrointestinal - changes in structure or function of salivary glands Liver - changes in liver weight

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0523277

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 100 gm/kg/4W-I

TOXIC EFFECTS :: Behavioral - ataxia Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0523276

四溴邻苯二甲酸酐安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H317

[ 警示性声明 ]:
P280

[ 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-S37/39-S24/25

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

[ WGK德国 ]:
2

[ RTECS号 ]:
TI3350000

[ 海关编码 ]:
29173911

四溴邻苯二甲酸酐合成路线

四溴邻苯二甲酸酐上下游产品

四溴邻苯二甲酸酐上游产品

四溴邻苯二甲酸酐下游产品

四溴邻苯二甲酸酐制备

将苯二甲酸酐溶于发烟硫酸中，加入少量碘及铁粉为催化剂，加热至75℃，慢慢加入溴。加毕，在200℃反应17h。在此温度下通入氯气。析出四溴苯酐。过滤，依次用浓硫酸、稀硫酸和水洗涤，干燥，得成品。反应中副产物HBr以水吸收备用。也可将苯二甲酸酐溶于氯磺酸中，加入少量硫，加热至90℃时加入溴，再将温度升高至145℃。反应毕，用空气吹出过量的溴。冷却后将沉淀滤出。用四氯化碳洗涤，然后再用水洗，干燥得成品。

2.将苯二甲酸酐溶于氯磺酸中，加入少量硫，加热至90再加入溴，再将温度升高至145应完毕，用空气吹出过量的溴。冷却后将沉淀滤出，用四氯化碳洗涤，然后再用水洗涤，干燥得成品。一般工艺流程为：

四溴邻苯二甲酸酐海关

[ 海关编码 ]: 2932999099

[ 中文概述 ]:
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

[ 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%

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