CAS 656-42-8; 2,2-二氟-1,3-苯并二恶茂-5-甲醛; 2,2-difluoro-5-formyl-1,3-benzodioxole

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产品名称

规格

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详情

D808121

MACKLIN

2,2-二氟-1,3-苯并二恶茂-5-甲醛

97%

27元/1g; 43元/5g; 198元/25g; 761元/100g;

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储存：室温
状态：无色到黄色液体
折射率：n20/D 1.5000(lit.)

168821

J&K

2,2-Difluoro-5-formylbenzodioxole

97%

552元/1G; 2250元/5G;

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基本信息

分子式	C₈H₄F₂O₃
分子量	186.11
沸点	202-203
闪点	96
密度	1.422
折光率(n20D)	1.500
MDL编码	MFCD00792420
Beilstein	1369253

安全信息

图形或危害标志
提示语	Warning
危险说明	H315 H319 H335
防范说明	P261 P305+P351+P338
WGK	3
TSCA	否

B24232

Alfa Aesar

2,2-Difluoro-1,3-benzodioxole-5-carboxaldehyde

97%

1330元/1g; 3416元/5g;

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应用
2,2-Difluoro-1,3-benzodioxole-5-carboxaldehyde is used as primary and secondary intermediate.

备注
Keep container tightly closed. Store in cool dry conditions in well sealed containers. Incompatible with oxidizing agents. It is sensitive to air

基本信息

MDL
MFCD00792420

分子式
C₈H₄F₂O₃

分子量
186.11

沸点
103-105°/20mm

密度
1.399

折射率
1.4990

灵敏度
Air Sensitive. Ambient temperatures.

溶解性
Sparingly soluble in water (0.31 g/L at 25°C).

Beilstein
1369253

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

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

安全等级
26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

TSCA
否

594423

Sigma-Aldrich

2,2-Difluoro-5-formylbenzodioxole

97%

1404.4元/5 G;

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基本信息

经验(实验)分子式	C₈H₄F₂O₃
分子量	186.11
MDL编号	MFCD00792420
PubChem化学物质编号	24881508
NACRES	NA.22

产品性质

质量水平	200
测定	97%
折射率	n20/D 1.5000 (lit.)
bp	202-203 ℃ (lit.)
密度	1.422 g/mL at 25 ℃ (lit.)
SMILES string	[H]C(=O)c1ccc2OC(F)(F)Oc2c1
InChI	1S/C8H4F2O3/c9-8(10)12-6-2-1-5(4-11)3-7(6)13-8/h1-4H
InChI key	GGERGLKEDUUSAP-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H315 - H319 - H335
预防措施声明	P302 + P352 - P305 + P351 + P338
危险分类	Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官	Respiratory system
储存分类代码	10 - Combustible liquids
WGK	WGK 3
闪点(F)	204.8 °F - closed cup
闪点(C)	96 ℃ - closed cup
个人防护装备	Eyeshields, Gloves, type ABEK (EN14387) respirator filter

318268

Fluorochem

2,2-Difluorobenzo[d][1,3]dioxole-5-carbaldehyde

97%

220元/1g; 462元/5g; 704元/10g; 1320元/25g;

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基本信息

CAS Number	656-42-8
MDL Number	MFCD00792420

安全信息

图形或危害标志
危险性说明	H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation.
防范说明	P233: Keep container tightly closed. 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. P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.. 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 relevant procedures. 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. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to in accordance with local regulation .