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21508-19-0生产厂家

21508-19-0价格

21508-19-0

21508-19-0结构式
21508-19-0结构式

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中文名 5-氯-2-糠醛
英文名 5-chlorofuran-2-carbaldehyde
中文别名 5-氯呋喃-2-甲醛
五氯-2-呋喃甲醛
英文别名 5-Chloro-2-furaldehyde,stabilized
5-formyl-2-chlorofuran
2-Furancarboxaldehyde,5-chloro
2-chloro-5-formylfuran
MFCD02752599
5-Chloro-2-furaldehyde
5-chlorofurane-2-carbaldehyde
5-Chlorofurfural
2-Furancarboxaldehyde, 5-chloro-
5-chloro-2-furfural
密度 1.4±0.1 g/cm3
沸点 190.0±20.0 °C at 760 mmHg
熔点 34-37ºC(lit.)
分子式 C5H3ClO2
分子量 130.529
闪点 68.7±21.8 °C
精确质量 129.982162
PSA 30.21000
LogP 1.50
外观性状 白色至黄色粉末
蒸汽压 0.6±0.4 mmHg at 25°C
折射率 1.543
储存条件

干性的保护气体下处置,

保持贮藏器密封

放入紧密的贮藏器内,储存在阴凉,干燥的地方

稳定性

如果遵照规格使用和储存则不会分解

避免接触氧化物,空气
水溶解性 Insoluble in water.
分子结构

1、 摩尔折射率:30.20

2、 摩尔体积(m3/mol):95.8

3、 等张比容(90.2K):242.1

4、 表面张力(dyne/cm):40.7

5、 极化率(10-24cm3):11.97

计算化学

1.疏水参数计算参考值(XlogP):1.7

2.氢键供体数量:0

3.氢键受体数量:2

4.可旋转化学键数量:1

5.互变异构体数量:无

6.拓扑分子极性表面积30.2

7.重原子数量:8

8.表面电荷:0

9.复杂度:94.4

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

1.性状:未确定

2.密度(g/mL,25/4℃):未确定

3.相对蒸汽密度(g/mL,空气=1):未确定

4.熔点(ºC):34-37

5.沸点(ºC,常压):70

6.沸点(ºC,5.2kPa):未确定

7.折射率:未确定

8.闪点(ºC):190

9.比旋光度(º):未确定

10.自燃点或引燃温度(ºC):未确定

11.蒸气压(kPa,25ºC):未确定

12.饱和蒸气压(kPa,60ºC):未确定

13.燃烧热(KJ/mol):未确定

14.临界温度(ºC):未确定

15.临界压力(KPa):未确定

16.油水(辛醇/水)分配系数的对数值:未确定

17.爆炸上限(%,V/V):未确定

18.爆炸下限(%,V/V):未确定

19.溶解性:未确定


Section1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE
Product identifiers
Product name: 5-Chloro-2-furaldehyde
CAS-No.: 21508-19-0


Section2. HAZARDS IDENTIFICATION
Classification of the substance or mixture
Classification according to Regulation (EC) No 1272/2008 [EU-GHS/CLP]
Skin irritation (Category 2)
Eye irritation (Category 2)
Specific target organ toxicity - single exposure (Category 3)
Classification according to EU Directives 67/548/EEC or 1999/45/EC
Irritating to eyes, respiratory system and skin.
Label elements
Labelling according Regulation (EC) No 1272/2008 [CLP]
Pictogram
Signal wordWarning
Hazard statement(s)
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Precautionary statement(s)
Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
P305 + P351 + P338IF IN EYES: Rinse cautiously with water for several minutes. Remove
contact lenses, if present and easy to do. Continue rinsing.
Supplemental Hazardnone
Statements
According to European Directive 67/548/EEC as amended.
Hazard symbol(s)
R-phrase(s)
R36/37/38Irritating to eyes, respiratory system and skin.
S-phrase(s)
S26In case of contact with eyes, rinse immediately with plenty of water and
seek medical advice.
S36Wear suitable protective clothing.
Other hazards - none

Section3. COMPOSITION/INFORMATION ON INGREDIENTS
Substances
Formula: C5H3ClO2
Molecular Weight: 130,53 g/mol
ComponentConcentration
5-Chloro-2-furaldehyde
CAS-No.21508-19-0-

Section4. FIRST AID MEASURES
Description of first aid measures
General advice
Consult a physician. Show this safety data sheet to the doctor in attendance.
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In case of skin contact
Wash off with soap and plenty of water. Consult a physician.
In case of eye contact
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If swallowed
Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
Most important symptoms and effects, both acute and delayed
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly
investigated.
Indication of any immediate medical attention and special treatment needed
no data available

Section5. FIRE-FIGHTING MEASURES
Extinguishing media
Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Special hazards arising from the substance or mixture
Carbon oxides, Hydrogen chloride gas
Advice for firefighters
Wear self contained breathing apparatus for fire fighting if necessary.
Further information
no data available

Section6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment. Avoid dust formation. Avoid breathing vapors, mist or gas. Ensure
adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.
Environmental precautions
Do not let product enter drains.
Methods and materials for containment and cleaning up
Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed
containers for disposal.
Reference to other sections
For disposal see section 13.

Section7. HANDLING AND STORAGE
Precautions for safe handling
Avoid contact with skin and eyes. Avoid formation of dust and aerosols.
Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire
protection.
Conditions for safe storage, including any incompatibilities
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Recommended storage temperature: 2 - 8 °C
Specific end uses
no data available

Section8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Control parameters
Components with workplace control parameters
Exposure controls
Appropriate engineering controls
Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at
the end of workday.
Personal protective equipment
Eye/face protection
Safety glasses with side-shields conforming to EN166 Use equipment for eye protection tested and
approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique
(without touching glove's outer surface) to avoid skin contact with this product. Dispose of
contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the
standard EN 374 derived from it.
Body Protection
impervious clothing, The type of protective equipment must be selected according to the
concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection
For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle respirator.For higher
level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU EN 143) respirator cartridges. Use
respirators and components tested and approved under appropriate government standards such as
NIOSH (US) or CEN (EU).

Section9. PHYSICAL AND CHEMICAL PROPERTIES
Information on basic physical and chemical properties
a) AppearanceForm: crystalline
Colour: light yellow
b) Odourno data available
c) Odour Thresholdno data available
d) pHno data available
e) Melting point/freezingMelting point/range: 34 - 37 °C - lit.
point
f) Initial boiling point and 70 °C at 13 hPa
boiling range
g) Flash pointno data available
h) Evaporation rateno data available
i) Flammability (solid, gas) no data available
j) Upper/lowerno data available
flammability or
explosive limits
k) Vapour pressureno data available
l) Vapour densityno data available
m) Relative densityno data available
n) Water solubilityno data available
o) Partition coefficient: n- no data available
octanol/water
p) Autoignitionno data available
temperature
q) Decompositionno data available
temperature
r) Viscosityno data available
s) Explosive propertiesno data available
t) Oxidizing propertiesno data available
Other safety information
no data available

Section10. STABILITY AND REACTIVITY
Reactivity
no data available
Chemical stability
no data available
Possibility of hazardous reactions
no data available
Conditions to avoid
no data available
Incompatible materials
Strong oxidizing agents
Hazardous decomposition products
Other decomposition products - no data available

Section11. TOXICOLOGICAL INFORMATION
Information on toxicological effects
Acute toxicity
no data available
Skin corrosion/irritation
no data available
Serious eye damage/eye irritation
no data available
Respiratory or skin sensitization
no data available
Germ cell mutagenicity
no data available
Carcinogenicity
IARC:No component of this product present at levels greater than or equal to 0.1% is identified as
probable, possible or confirmed human carcinogen by IARC.
Reproductive toxicity
no data available
Specific target organ toxicity - single exposure
Inhalation - May cause respiratory irritation.
Specific target organ toxicity - repeated exposure
no data available
Aspiration hazard
no data available
Potential health effects
InhalationMay be harmful if inhaled. Causes respiratory tract irritation.
IngestionMay be harmful if swallowed.
SkinMay be harmful if absorbed through skin. Causes skin irritation.
EyesCauses serious eye irritation.
Signs and Symptoms of Exposure
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly
investigated.
Additional Information
RTECS: Not available

Section12. ECOLOGICAL INFORMATION
Toxicity
no data available
Persistence and degradability
no data available
Bioaccumulative potential
no data available
Mobility in soil
no data available
Results of PBT and vPvB assessment
no data available
Other adverse effects
no data available

Section13. DISPOSAL CONSIDERATIONS
Waste treatment methods
Product
Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed professional
waste disposal service to dispose of this material. Dissolve or mix the material with a combustible solvent
and burn in a chemical incinerator equipped with an afterburner and scrubber.
Contaminated packaging
Dispose of as unused product.

Section14. TRANSPORT INFORMATION
UN number
ADR/RID: -IMDG: -IATA: -
UN proper shipping name
ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA:Not dangerous goods
Transport hazard class(es)
ADR/RID: -IMDG: -IATA: -
Packaging group
ADR/RID: -IMDG: -IATA: -
Environmental hazards
ADR/RID: noIMDG Marine pollutant: noIATA: no
Special precautions for user
no data available

Section15. REGULATORY INFORMATION
This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
Safety, health and environmental regulations/legislation specific for the substance or mixture
no data available
Chemical Safety Assessment


SECTION 16 - ADDITIONAL INFORMATION
N/A

生态学数据:

通常来说对水是稍微危害的,若无政府许可,勿将材料排入周围环境

符号 GHS07
GHS07
信号词 Warning
危害声明 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) Xi: Irritant;
风险声明 (欧洲) 36/37/38
安全声明 (欧洲) 26-36
危险品运输编码 NONH for all modes of transport
WGK德国 3
海关编码 2932190090

~53%

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文献:WO2004/33440 A1, ; Page 238 ; WO 2004/033440 A1

~92%

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文献:Australian Journal of Chemistry, , vol. 63, # 12 p. 1619 - 1626

~34%

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文献:Synthesis, , # 3 p. 248 - 250

~%

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文献:Nippon Kagaku Zasshi, , vol. 79, p. 1366,1369 Chem.Abstr., , p. 24633

~%

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文献:Journal of Organic Chemistry, , vol. 10, p. 541

~%

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文献:Recueil des Travaux Chimiques des Pays-Bas, , vol. 50, p. 833,835

~%

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文献:Nippon Kagaku Zasshi, , vol. 79, p. 1366,1369 Chem.Abstr., , p. 24633

~%

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21508-19-0

文献:Recueil des Travaux Chimiques des Pays-Bas, , vol. 50, p. 833,835
海关编码 2932190090
中文概述 2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 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 2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%