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名称:3,4-二甲基苯甲醛
 

纯度:≥96.5% 包装:180kg/桶

结构式
           

CAS:   5973-71-7
分子式: C9H10O
分子量: 134.18

中文名称:   3,4-二甲基苯甲醛

英文名称:   3,4-dimethyl-benzaldehyde
              3,4-dimethylbenzaldehyde

性质描述:   该品为无色液体。沸点233-235℃,熔点0±1℃,折射率  1.549-1.551,密度  1.012

质量标准:
外观        无色液体
含量        98% min
二甲苯    0.1%max
水            0.1max
酸值         0.3

用途:  用于制备医药中间体、成核透明剂、香料等。

其它信息:

Product Identification
【Product Name】3,4-Dimethylbenzaldehyde
【Synonyms】3,4-二甲基苯甲醛
【CAS】5973-71-7
【Formula】C9H10O
【Molecular Weight】134.16999999999999
【EINECS】227-770-2
【Beilstein/Gmelin】1634270
【Beilstein Reference】4-07-00-00707

Physical and Chemical Properties
【Appearance】Colorless liquid.
【Boiling Point】0±1℃
【Density】1.012 g/cm3
【Refractive Index】1.55 (20℃)

First Aid Measures
【Ingestion】Get medical aid. Wash mouth out with water.
【Inhalation】Remove from exposure to fresh air immediately.
【Skin】Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage
【Storage】Store in a cool, dry place. Store in a tightly closed container.
【Handling】Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification
【Ingestion】May cause irritation of the digestive tract. May be harmful if swallowed.
【Inhalation】May cause respiratory tract irritation. May be harmful if inhaled.
【Skin】May cause skin irritation. May be harmful if absorbed through the skin.
【Eyes】May cause eye irritation.
【EC Safety Phrase】S 24/25

Exposure Controls/Personal Protection
【Personal Protection】Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Fire Fighting Measures
【Flash Point】107℃
【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Accidental Release Measures
【Small spills/leaks】Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.

Stability and Reactivity
【Stability】No data.
【Incompatibilities】Strong oxidizing agents.
【Decomposition】Carbon monoxide, carbon dioxide



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