CAS 1550-35-2; 2,4-二氟苯甲醛; 2,4-difluorobenzaldehyde

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D808122

MACKLIN

2,4-二氟苯甲醛

98%

30元/5g; 108元/25g; 325元/100g; 1469元/500g;

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储存：室温,易燃物区域
状态：无色到黄色液体
折射率：n20/D 1.498(lit.)

D2839

TCI

2,4-Difluorobenzaldehyde

>98.0%(GC)

355元/5G; 1050元/25G;

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基本信息

纯度/分析方法	>98.0%(GC)
分子式/分子量	C₇H₄F₂O = 142.10
外观与形状(20℃)	液体
储存在惰性气体下	存放于惰性气体之中
应避免的情况	空气
Reaxys-RN	2243422
PubChem物质ID	87569225
MDL编号	MFCD00010326

技术规格

Appearance	Colorless to Light orange to Yellow clear liquid
Purity(GC)	min. 98.0 %

物性(参考值)

闪点

55 ℃

安全信息

图形或危害标志
信号词	警告
危险性说明	H315 : 造成皮肤刺激。 H319 : 造成严重眼刺激。 H226 : 易燃液体和蒸气。
防范说明	P501 : 将内装物/容器送到批准的废物处理厂处理。 P240 : 容器和装载设备接地/等势联接。 P210 : 远离热源/火花/明火/热表面。禁止吸烟。 P233 : 保持容器密闭。 P243 : 采取防止静电放电的措施。 P241 : 使用防爆的电气/通风/照明设备。 P242 : 只能使用不产生火花的工具。 P264 : 作业后彻底清洗皮肤。 P280 : 戴防护手套/戴防护眼罩/戴防护面具。 P370 + P378 : 火灾时：使用干砂、干粉或抗醇泡沫灭火。 P337 + P313 : 如仍觉眼刺激：求医/就诊。 P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。 P303 + P361 + P353 : 如皮肤(或头发)沾染：立即脱掉所有沾污的衣物。用水清洗皮肤/淋浴。 P332 + P313 : 如发生皮肤刺激：求医/就诊。 P403 + P235 : 存放在通风良好的地方。保持低温。

运输信息

UN编号	UN1989
类别	3
包装类别	III
监管条件代码(*)

164652

J&K

2,4-Difluorobenzaldehyde

98%

169元/5G; 676元/25G;

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基本信息

分子式	C₇H₄F₂O
分子量	142.10
熔点	2-3
沸点	65-66
闪点	55
密度	1.299
折光率(n20D)	1.4980
MDL编码	MFCD00010326
Beilstein	2243422
EINECS 编号	216-287-2

安全信息

图形或危害标志
提示语	Warning
危险说明	H226 H315 H319 H335
防范说明	P261 P305+P351+P338
UN号码	1989
危险分类	3
包装等级	III
WGK	3
TSCA	否

A17052

Alfa Aesar

2,4-Difluorobenzaldehyde

98%

1166元/5g; 4907元/25g;

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基本信息

MDL
MFCD00010326

EINECS
216-287-2

分子式
C₇H₄F₂O

分子量
142.11

熔点
2-3°

沸点
65-66°/17mm

闪点
55°(131°F)

密度
1.299

折射率
1.4980

灵敏度
Air Sensitive. Store under Argon. Ambient temperatures.

形态
Liquid

Beilstein
2243422

GHS危害和防范说明

GHS符号

Hazard Statements
H226-H315-H319-H335
Flammable liquid and vapour.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.Avoid breathing dust/fume/gas/mist/vapours/spray.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
3

包装组
III

危险类别
10-36/37/38
Flammable.Irritating to eyes, respiratory system and skin.

安全等级
7-26-33-37-43-60
Keep container tightly closed.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Take precautionary measures against static discharges.Take precautionary measures against static discharges.In case of fire, use ... (indicate in the space the precise type of fire fighting equipment. If water increases risk, odd 'Never use water')This material and its container must be disposed of as hazardous waste

TSCA
否

C27147

Alfa Aesar

2,4-Difluorobenzaldehyde

98%

756元/5g; 2816元/25g;

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基本信息

Ref#
27147

MDL
10326

分子式
C7 H4 F2 O

分子量
142.1

闪点
55

密度
1.29

安全信息

危险等级
3

包装组
III

265179

Sigma-Aldrich

2,4-Difluorobenzaldehyde

98%

365.1元/5 G; 837.31元/25 G;

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产品说明

一般描述

The emission and absorption spectra of 2,4-difluorobenzaldehyde were studied.

应用

2,4-Difluorobenzaldehyde was used in the synthesis of 3-benzylidene 20,29-dihydrobetulinic acid derivatives.

包装

5, 25 g in glass bottle

基本信息

线性分子式	F₂C₆H₃CHO
分子量	142.10
Beilstein	2243422
EC 号	216-287-2
MDL编号	MFCD00010326
PubChem化学物质编号	24856059
NACRES	NA.22

产品性质

质量水平	100
测定	98%
形式	liquid
折射率	n20/D 1.498 (lit.)
bp	65-66 ℃/17 mmHg (lit.)
mp	2-3 ℃ (lit.)
密度	1.299 g/mL at 25 ℃ (lit.)
SMILES string	[H]C(=O)c1ccc(F)cc1F
InChI	1S/C7H4F2O/c8-6-2-1-5(4-10)7(9)3-6/h1-4H
InChI key	WCGPCBACLBHDCI-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H226 - H315 - H319 - H335
预防措施声明	P210 - P302 + P352 - P305 + P351 + P338
危险分类	Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
靶器官	Respiratory system
储存分类代码	3 - Flammable liquids
WGK	WGK 3
闪点(F)	131.0 °F - closed cup
闪点(C)	55 ℃ - closed cup
个人防护装备	Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

001915

Fluorochem

2,4-Difluorobenzaldehyde

96%

220元/1g; 220元/10g; 418元/25g; 1496元/100g; 7106元/500g;

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基本信息

CAS Number	1550-35-2
MDL Number	MFCD00010326
Boiling Point	65-66℃/17mm
Melting Point	2-3℃
Density	1.299

安全信息

图形或危害标志
危险性说明	H226: Flammable liquid and vapour. H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation.
防范说明	P210: Keep away from – No smoking. P233: Keep container tightly closed. P240: Ground/bond container and receiving equipment. P241: Use explosion-proof ./ equipment. P242: Use only non-sparking tools. P243: Take precautionary measures against static discharge. P260: Do not breathe . P261: Avoid breathing P264: Wash hands thoroughly after handling. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P303 + P361 + P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. P304: IF INHALED: . P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see . on this label). P332 + P313: If skin irritation occurs: Get medical advice/ attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P362: Take off contaminated clothing and wash before reuse. P370 + P378: In case of fire: Use sand, CO2 or extinguishing powder for extinction. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P403 + P235: Store in a well-ventilated place. Keep cool. P405: Store locked up. P501: Dispose of contents/container to local regulations.