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chigadzirwa

1-Methyl-6-oxo-1 6-dihydropyridine-3-carboxylic acid (CAS# 3719-45-7)

Chemical Property:

Molecular Formula C7H7NO3
Molar Misa 153.14
Density 1.381±0.06 g/cm3(Zvakafanotaurwa)
Melting Point 240-245°C
Boling Point 329.6±35.0 °C(Zvakafanotaurwa)
Flash Point 153.2°C
Solubility Dichloromethane, Methanol
Vapor Presure 3.44E-05mmHg pa25°C
Chitarisiko Solid
Color Chena
pKa 3.85±0.50(Zvakafanotaurwa)
Storage Condition 2-8°C
Refractive Index 1.577
MDL MFCD00031002

Product Detail

Product Tags

Hazard Symbols Xi – Hasha
Risk Codes 36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36/37 - Pfeka zvipfeko zvekudzivirira zvakakodzera uye magurovhosi.
WGK Germany 3
Hazard Kirasi IRRITANT

 

Nhanganyaya

1-Methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid, inozivikanwawo seMethyl 6-oxo-1,6-dihydropyridine-3-carboxylate, yakapfupikiswa seMOM-PyCO2H. Inotevera sumo kune hunhu hwayo, kushandiswa, nzira dzekugadzira uye ruzivo rwekuchengetedza:

 

Hunhu:

AMAI-PyCO2H musanganiswa wepamuviri une chena kusvika kucheneruka checrystalline kana crystalline poda.

 

Shandisa:

MAI-PyCO2H inoshandiswa zvakanyanya mu organic synthesis chemistry uye inonyanya kushandiswa seyepakati mune organic synthesis. Inogona kuunzwa muma organic molecules seboka rakakosha rinoshanda, nekudaro ichichinja zvimiro uye basa remorekuru.

 

Nzira:

Kugadzirira kweMAMA-PyCO2H kunowanzoitwa nemakemikari maitiro. Nzira yakajairika ndeyekuita sodium cyanide ine methyl carbonate kugadzira 1-methyl-6-oxo-1,6-dihydropyridin-3-formylhydrazide, iyo inobva yaiswa oxidized kune inonangwa chigadzirwa MOM-PyCO2H.

 

Zvekuchengetedza

MAI-PyCO2H yakachengeteka, asi semakemikari, ichiri nengozi. Nzira dzekuchengetedza dzinodiwa dzinofanirwa kuteverwa panguva yekushandiswa. Kubata kana kufemera pamusoro pechinhu ichi kunogona kukonzera kusvotwa, uye kubata ganda, maziso, nezvimwewo kunofanirwa kudzivirirwa zvakanyanya sezvinobvira. Kana ichishandiswa murabhoritari, zvinhu zvinodzivirira zvakakodzera zvakadai segirovhosi nemagirazi zvinofanira kupfekwa. Inofanirawo kuchengetwa munzvimbo inotonhorera, yakaoma uye ine mhepo yakanaka, kure nezvinopfuta moto uye zvinopisa. Muchiitiko chetsaona, iwe unofanirwa kutora matanho akakodzera ekukurumidzira uye kubvunza nyanzvi.


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