品牌现货直购
供应商:我要出现这里



查看所有供应商和价格请点击:

348-28-7生产厂家

348-28-7价格

348-28-7

348-28-7结构式
348-28-7结构式

化源商城直购

中文名 4-氟-2-羟基苯甲醛
英文名 4-fluoro-2-hydroxybenzaldehyde
中文别名 4-氟水杨醛
2-羟基-4-氟苯甲醛
英文别名 VHR BQ DF
4-Fluor-2-hydroxy-benzaldehyd
MFCD03788526
2-hydroxy-4-fluorobenzaldehyde
4-Fluoro-2-hydroxybenzaldehyde
4-Fluorosalicylaldehyde
Benzaldehyde, 4-fluoro-2-hydroxy-
4-fluoro-2-hydroxy-benzaldehyde
2-HYDROXY-4-FLUORO BENZALDEHYDE
密度 1.4±0.1 g/cm3
沸点 208.2±20.0 °C at 760 mmHg
熔点 70-72°C
分子式 C7H5FO2
分子量 140.112
闪点 79.7±21.8 °C
精确质量 140.027359
PSA 37.30000
LogP 1.87
蒸汽压 0.2±0.4 mmHg at 25°C
折射率 1.587
储存条件 室温
分子结构

1、 摩尔折射率:34.88

2、 摩尔体积(m3/mol):103.7

3、 等张比容(90.2K):274.4

4、 表面张力(dyne/cm):49.0

5、 极化率(10 -24cm 3):13.82

计算化学

1.疏水参数计算参考值(XlogP):1.7

2.氢键供体数量:1

3.氢键受体数量:3

4.可旋转化学键数量:1

5.互变异构体数量:5

6.拓扑分子极性表面积37.3

7.重原子数量:10

8.表面电荷:0

9.复杂度:127

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:1

更多

一、物性数据

性状:不可用

密度(g/mL,25/4℃):不可用

相对蒸汽密度(g/mL,空气=1):不可用

熔点(ºC):82-85

沸点(ºC,常压):不可用

沸点(ºC,5.2kPa):不可用

折射率:不可用

闪点(ºC):不可用

比旋光度(º):不可用

自燃点或引燃温度(ºC):不可用

蒸气压(kPa,25ºC):不可用

饱和蒸气压(kPa,60ºC):不可用

燃烧热(KJ/mol):不可用

临界温度(ºC):不可用

临界压力(KPa):不可用

油水(辛醇/水)分配系数的对数值:不可用

爆炸上限(%,V/V):不可用

爆炸下限(%,V/V):不可用

溶解性:不可用

Material Safety Data Sheet

Section1. Identification of the substance
4-Fluoro-2-hydroxybenzaldehyde
Product Name:
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.
H315:Causes skin irritation
H319:Causes serious eye irritation
H335:May cause respiratory irritation
P261:Avoid breathing dust/fume/gas/mist/vapours/spray
Wear protective gloves/protective clothing/eye protection/face protection
P280:
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present
and easy to do – continue rinsing
P304+P340:IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P405:Store locked up

Section3. Composition/information on ingredients.
4-Fluoro-2-hydroxybenzaldehyde
Ingredient name:
CAS number:348-28-7

Section4. First aid measures
Immediately wash skin with copious amounts of water for at least 15 minutes while removing
Skin contact:
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.
Ingestion:

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Storage:Store in closed vessels, refrigerated.

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Not specified
Appearance:
Boiling point:No data
Melting point:No data
Flash point:No data
Density:No data
Molecular formula:C7H5FO2
Molecular weight:140.1

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, hydrogen fluoride.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

毒理学数据:

二、毒理学数据:

急性毒性:不可用。

生态学数据:

三、生态学数据:

1、其它有害作用:该物质对环境可能有危害,对水体应给予特别注意。

危害码 (欧洲) Xi: Irritant;
海关编码 2913000090

~73%

348-28-7结构式

348-28-7

文献:PHARMACIA CORPORATION Patent: WO2004/87686 A2, 2004 ; Location in patent: Page 504 ; Title/Abstract Full Text Show Details PHARMACIA CORPORATION Patent: WO2004/87687 A1, 2004 ; Location in patent: Page 504 ; WO 2004/087687 A1

~55%

348-28-7结构式

348-28-7

文献:Wang, Jizhou; Ma, Chunlong; Wang, Jun; Jo, Hyunil; Canturk, Belgin; Fiorin, Giacomo; Pinto, Lawrence H.; Lamb, Robert A.; Klein, Michael L.; DeGrado, William F. Journal of Medicinal Chemistry, 2013 , vol. 56, # 7 p. 2804 - 2812

~%

348-28-7结构式

348-28-7

文献:Journal of the Chemical Society, , p. 1639

~%

348-28-7结构式

348-28-7

文献:Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 13 p. 1823 - 1832
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%