对氯苯甲醛

用于医药、染料中间体，用于制造芬那露、氨苯氨酪酸等。

[ 密度 ]:
1.2±0.1 g/cm3

[ 沸点 ]:
213.7±13.0 °C at 760 mmHg

[ 熔点 ]:
46 °C

[ 分子式 ]:
C₇H₅ClO

[ 分子量 ]:
140.567

[ 闪点 ]:
87.8±0.0 °C

[ 精确质量 ]:
140.002899

[ PSA ]:
17.07000

[ LogP ]:
2.21

[ 外观性状 ]:
白色固体

[ 蒸汽密度 ]:
0.6 (vs air)

[ 蒸汽压 ]:
0.2±0.4 mmHg at 25°C

[ 折射率 ]:
1.585

[ 储存条件 ]:
库房低温通风干燥

[ 稳定性 ]:
Stable, but air and light-sensitive. Incompatible with strong bases, strong reducing agents, strong oxidizing agents.

[ 水溶解性 ]:
935 mg/L (20 ºC)

详细MSDS(安全技术说明书)

CHEMICAL IDENTIFICATION

RTECS NUMBER :

CU5076000

CHEMICAL NAME :

Benzaldehyde, p-chloro-

CAS REGISTRY NUMBER :

104-88-1

LAST UPDATED :

199710

DATA ITEMS CITED :

7

MOLECULAR FORMULA :

C7-H5-Cl-O

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 :

1575 mg/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity) Behavioral - excitement

REFERENCE :

GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 31(2),50,1987

TYPE OF TEST :

LC - Lethal concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>473 mg/m3/4H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 31(2),50,1987

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1400 mg/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity) Behavioral - excitement

REFERENCE :

GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 31(2),50,1987 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4033 No. of Facilities: 50 (estimated) No. of Industries: 3 No. of Occupations: 21 No. of Employees: 6571 (estimated) No. of Female Employees: 916 (estimated)

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H302-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) ]:
Xn:Harmful

[ 风险声明 (欧洲) ]:
R22;R36/38;R51/53

[ 安全声明 (欧洲) ]:
S26-S61-S37/39-S36

[ 危险品运输编码 ]:
UN 1219 3/PG 2

[ WGK德国 ]:
2

[ RTECS号 ]:
CU5076000

[ 包装等级 ]:
III

[ 危险类别 ]:
9

[ 海关编码 ]:
2913000090

详细合成路线

对氯苯甲醛上游产品

对氯苯甲醛下游产品

（1）由对氯甲苯氯化水解而得：将对氯甲苯和三氯化磷加入反应锅，在光照下升温至 155℃ ，通入氯气。控制温度在160 -170℃ ，通氯至计算量，得氯化液。搅拌下将其加入浓硫酸中，常温搅拌5h。静置分层，取下层液放入冰水中结晶，冷至 5℃ 以下过滤。滤饼用冰水洗涤得粗品，减压蒸馏，收集108 -111℃ （3.33kPa）馏分即得成品。

（2）对氯甲苯二氧化锰氧化法：先将对氯甲苯加入反应锅，再加入70%硫酸，在70℃以下慢慢加入二氧化锰。加毕，反应0.5h，再用水蒸气蒸馏。另外，对氯甲苯用空气氧化也可以得到对氯苯甲醛。

[ 海关编码 ]: 2913000090

[ 中文概述 ]:
2913000090 品目2912所列产品的其他衍生物〔指卤化,磺化,硝化或亚硝化的衍生物〕. 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 ]:
HS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0%

A universal quantitative ¹H nuclear magnetic resonance (qNMR) method for assessing the purity of dammarane-type ginsenosides.

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Quantitative (1)H-NMR (qNMR) is a well-established method for quantitative analysis and purity tests. Applications have been reported in many areas, such as natural products, foods and beverages, meta...

Acetalization allows the photoheterolysis of the Ar-Cl bond in chlorobenzaldehydes and chloroacetophenones.

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Growth of Thin, Anisotropic, π-Conjugated Molecular Films by Stepwise "Click" Assembly of Molecular Building Blocks: Characterizing Reaction Yield, Surface Coverage, and Film Thickness versus Addition Step Number.

J. Am. Chem. Soc. 137 , 8819-28, (2015)

We report the systematic characterization of anisotropic, π-conjugated oligophenyleneimine (OPI) films synthesized using stepwise imine condensation, or "click" chemistry. Film synthesis began with a ...

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公司名：上海化源生化科技有限公司

区域：上海市普陀区

价格：

联系人：徐经理

产品详情：4-氯苯甲醛

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公司名：南通润丰石油化工有限公司

区域：南通市崇川区

价格：
￥需询单/1kg ￥需询单/1ton

联系人：曹经理

产品详情：对氯苯甲醛

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公司名：上海吉至生化科技有限公司

区域：上海市奉贤区

价格：
￥68.0/100g ￥198.0/500g

联系人：刘佳

产品详情：对氯苯甲醛

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公司名：上海阿拉丁生化科技股份有限公司

区域：上海市浦东新区

价格：
￥38.9/100g ￥30.9/25g ￥140.9/500g ￥需询单/1g

联系人：阿拉丁

产品详情：对氯苯甲醛

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公司名：中山市迪欣化工有限公司

区域：中山市三角镇

价格：
￥35.0/1000kg

联系人：董生

产品详情：对氯苯甲醛

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