一二三精品区_国产AV一二三无码影片_国产一二三四五区_含着奶头搓揉深深挺进视频_欧美国产日韩久久_亚洲精区二区三区四区麻豆










                            
網(wǎng)站首頁(yè) 企業(yè)介紹 企業(yè)榮譽(yù) 產(chǎn)品訂單 產(chǎn)品中心 企業(yè)采購(gòu) 聯(lián)系方式
 


名稱(chēng):N-甲基對(duì)硝基苯胺
 

純度:98% 包裝:25千克編織袋
結(jié)構(gòu)式
             

CAS:           100-15-2
分子式:       C7H8N2O2
分子量:       152.15

中文名稱(chēng):  N-甲基對(duì)硝基苯胺
                 N-甲基-4-硝基苯胺
                 N-甲基-對(duì)-硝基苯胺

英文名稱(chēng):  N-methyl-4-nitro-Benzenamine
                 n-methyl-4-nitro-benzenamin
                 n-methyl-4-nitroaniline
                 N-Methyl-p-nitroaniline

性質(zhì)描述: 棕黃色帶紫光的棱狀結(jié)晶。熔點(diǎn)152℃。易溶于丙酮、苯,微溶于乙醇,不溶于水。
產(chǎn)品質(zhì)量
外觀    黃色結(jié)晶粉末
含量    ≥98%
熔點(diǎn)    ≥152℃
不溶物  ≤ 0.2%

用途:用于有機(jī)合成,染料中間體。

其它信息:

Product Identification
【Product Name】4-Nitro-N-methylaniline  N-甲基對(duì)硝基苯胺
【Synonyms】N-Monomethyl-p-nitroaniline
【CAS】100-15-2
【Formula】C7H8N2O2
【Molecular Weight】152.15
【EINECS】202-823-2
【Beilstein/Gmelin】637920
【Beilstein Reference】4-12-00-01616

Physical and Chemical Properties
【Appearance】Brownish-yellow prisms with violet reflex (from ethanol) or yellow powder.
【Solubility in water】Insoluble
【Melting Point】148 - 149
【Boiling Point】291
【Vapor Pressure】0.002 (25 C)
【Density】1.201 g/cm3 (20 C)
【pKa/pKb】13.44 (pKb)
【Partition Coefficient】2.04
【Heat Of Vaporization】53.0 kJ/mol
【Heat Of Combustion】-3870 kJ/mol

First Aid Measures
【Ingestion】Do NOT induce vomiting. Allow the victim to rinse his mouth and then to drink 2-4 cupfuls of water, and seek medical advice.
【Inhalation】Remove from exposure to fresh air immediately.
【Skin】Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop.

Handling and Storage
【Storage】Keep containers tightly closed. Store in a cool, dry area away from incompatible substances.
【Handling】All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.

Hazards Identification
【Ingestion】See Inhalation.
【Inhalation】TOXIC; inhalation, ingestion, or skin contact with material may cause severe injury or death. Effects of contact or inhalation may be delayed.
【Skin】Contact with molten substance may cause severe burns to skin and eyes. See Inhalation.
【Eyes】See Inhalation.
【Hazards】When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards.
【UN (DOT)】1661

Exposure Controls/Personal Protection
【Personal Protection】Wear appropriate protective gloves, clothing and goggles.
【Respirators】Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions.
【Exposure limit(s)】2 ppm TWA ACGIH

Fire Fighting Measures
【Flash Point】130
【Fire Fighting】Fires involving this material can be controlled with a dry chemical, carbon dioxide or Halon extinguisher.
【Fire Potential】This material is probably combustible.

Accidental Release Measures
【Small spills/leaks】Sweep up, then place into a suitable container for disposal.

Stability and Reactivity
【Stability】Stable under normal temperatures and pressures.
【Incompatibilities】Strong oxidizing agents - strong bases.
【Decomposition】Nitrogen oxides, carbon monoxide, carbon dioxide, nitrogen.
【Combustion Products】Fire may produce irritating, corrosive and/or toxic gases.

Transport Information
【UN Number】1661
【Hazard Class】6.1
【Packing Group】II


選購(gòu)說(shuō)明:
1、歡迎選購(gòu)本公司產(chǎn)品,撥打電話后,我們會(huì)為您送貨上門(mén),并提供滿意的銷(xiāo)售服務(wù)。
2、本公司N-甲基對(duì)硝基苯胺價(jià)格實(shí)惠,質(zhì)量可靠,出庫(kù)時(shí)可提供質(zhì)檢報(bào)告和N-甲基對(duì)硝基苯胺廠家說(shuō)明書(shū)等資料。

 
衢州明鋒化工有限公司          Copyright ©2020       技術(shù)支持:瑞爾豐化工網(wǎng)
主站蜘蛛池模板: 天天干在线视频论坛 | 好好的日在线视频观看 | 毛片av在线播放 | hd国产人妖ts另类视频 | 少妇人妻偷人精品视蜜桃 | 久久精品九色 | 国产一级AⅤ久久无码 | 区二区欧美性插b在线视频网站 | 不卡视频一区二区三区 | 欧美激情综合亚洲一二区 | 999视频在线免费观看 | 99小视频在线观看 | 日韩欧美视频免费在线观看 | 啊灬啊灬啊灬快灬深一区二区 | 观看免费av| 国产成人精品免费视频大全 | 天天干天天做 | 日本一区二区三区视频免费看 | 欧美久久久久久久 | 四虎入口 | 久久久亚洲欧洲日产国码是AV | 韩国专区福利一区二区 | 少妇伦子伦精品无吗在线观看 | 成年免费观看视频 | 亚洲国产精品成人精品 | 久草在线国产 | 久久久亚洲欧洲日产国码是AV | 欧美精品久久久久久久久老牛影院 | 国产成人无码免费视频79 | 亚洲一卡二卡三卡四卡无卡网站 | 久久久高清免费视频 | 欧美激情综合亚洲一二区 | 2020日日夜夜噜噜噜com | 久久艹99| 亚洲AV无码国产精品麻豆天美 | 乱码精品国产成人观看免费 | 男人j捅女人p | 91天天| 久久久久一区二区三区四区 | 人人揉人人捏人人爽五月天 | 国产美女网站视频 |