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5-氯水杨醛

5-氯水杨醛用途

该品与胺类形成稳定的黄色Schiff碱类，在肽合成中作为保护基团。主要用于医药、香料和染料等有机合成的中间体。

5-氯水杨醛名称

[ CAS 号 ]:
635-93-8

[ 中文名 ]:
5-氯水杨醛

[ 英文名 ]:
5-Chloro-2-hydroxybenzaldehyde

[中文别名 ]:

[英文别名 ]:

5-chloro-salicylaldehyde
5-Chlor-2-hydroxybenzolcarbaldehyd
Benzaldehyde, 5-chloro-2-hydroxy-
5-Chloro-2-hydroxybenzaldehyde
5-Chlorosalicylaldehyde
EINECS 211-244-4
MFCD00003331

5-氯水杨醛物理化学性质

[ 密度 ]:
1.4±0.1 g/cm3

[ 沸点 ]:
228.8±20.0 °C at 760 mmHg

[ 熔点 ]:
100-102 °C(lit.)

[ 分子式 ]:
C₇H₅ClO₂

[ 分子量 ]:
156.566

[ 闪点 ]:
92.2±21.8 °C

[ 精确质量 ]:
155.997803

[ PSA ]:
37.30000

[ LogP ]:
2.57

[ 外观性状 ]:
白色晶体粉末

[ 蒸汽压 ]:
0.0±0.5 mmHg at 25°C

[ 折射率 ]:
1.632

[ 储存条件 ]:
室温

5-氯水杨醛MSDS

5-氯水杨醛毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VN5450000

CHEMICAL NAME :: Salicylaldehyde, 5-chloro-

CAS REGISTRY NUMBER :: 635-93-8

BEILSTEIN REFERENCE NO. :: 0636632

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C7-H5-Cl-O2

MOLECULAR WEIGHT :: 156.57

WISWESSER LINE NOTATION :: VHR BQ EG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05073

5-氯水杨醛安全信息

[ 符号 ]:

GHS07, GHS09

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319-H335-H400

[ 警示性声明 ]:
P261-P273-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-S24/25-S36/37/39

[ 危险品运输编码 ]:
UN2811/6.1/PG III

[ WGK德国 ]:
3

[ RTECS号 ]:
VN5450000

[ 海关编码 ]:
2913000090

5-氯水杨醛合成路线

5-氯水杨醛上下游产品

5-氯水杨醛上游产品

5-氯水杨醛下游产品

5-氯水杨醛制备

将水杨醛加热，通入氯气，反应液呈亮黄色。加乙醇使生成物溶解。冷却后析出结晶，过滤，干燥，即得5-氯水杨醛。

5-氯水杨醛海关

[ 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%

5-氯水杨醛文献

Palladium(0)-mediated C-H bond activation of N-(naphthyl)salicylaldimine and related ligands: utilization of the resulting organopalladium complexes in catalytic C-C and C-N coupling reactions.

Dalton Trans. 44 , 13615-32, (2015)

N-(Naphthyl)-4-R-salicylaldimines (R = OCH(3), H and Cl; H(2L)(1)-H(2)L(3)) and 2-hydroxy-N-(naphthyl)naphthaldimine (H(2)L(4)) readily undergo, upon reaction with Na(2)[PdCl(4)] in the presence of tr...

Structural, spectroscopic and DFT study of 4-methoxybenzohydrazide Schiff bases. A new series of polyfunctional ligands.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 137 , 692-700, (2015)

Five Schiff bases obtained from condensation of 4-methoxybenzohydrazide with related aldehydes, namely o-vanillin, vanillin, 5-bromovanillin, 5-chlorosalicylaldehyde and 5-bromosalicylaldehyde were pr...

New ruthenium(II) carbonyl complexes bearing disulfide Schiff base ligands and their applications as catalyst for some organic transformations.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 129 , 352-8, (2014)

Schiff base disulfide ligands (H2L(1-6)) were synthesized from the condensation of cystamine with salicylaldehyde(H2L(1)), 5-chlorosalicylaldehyde(H2L(2)), o-vanillin(H2L(3)), 2-hydroxyacetophenone(H2...

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