6-bromopyridine-2-carboxylic acid methyl ester (CAS# 26218-75-7)
Hazard Symbols | Xi – Hasha |
Risk Codes | R37/38 - Inogumbura kune yekufema system uye ganda. R41 - Njodzi yekukuvara kwakakomba kwemaziso |
Tsanangudzo Yekuchengetedza | S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa. S39 - Pfeka dziviriro yeziso / kumeso. |
WGK Germany | 3 |
HS Code | 29333990 |
Hazard Note | Zvinokuvadza/Zvinoshatirisa/Ramba Uchitonhora |
Nhanganyaya
Methyl is organic compound ine zvinotevera zvivakwa:
1. Chitarisiko: Imvura isina ruvara kuenda kuchiedza yeyero.
2. Molecular formula: C8H7BrNO2.
3. Kurema kwema molecular: 216.05g / mol.
4. Solubility: Inonyungudika mune organic solvents senge ethanol uye dichloromethane, isinganyungudika mumvura.
5. Melting Point: inenge 26-28 ℃.
Kunyanya kushandiswa kwayo kunosanganisira:
1. Organic Synthesis: Methyl inowanzoshandiswa seyakagadzirwa organic synthesis yepakati pekugadzirwa kwezvakasiyana-siyana organic compounds.
2. Tsvagiridzo yemishonga yezvipembenene: Inoshandiswawo mukutsvagisa mishonga yezvipembenene senzira yekugadzira mishonga yezvipembenene.
Nzira:
Methyl L inogona kugadzirwa nematanho anotevera:
1. Kutanga, 2-picolinic acid (Pyridine-2-carboxylic acid) inoshandiswa ne methylisium bromide (methyllitium) kuti iite 2-methyl-pyridine (Methyl pyridine-2-carboxylate).
2. Zvadaro, 2-Methyl formate pyridine inobatwa nebrominated sulfoxide (Sulfuryl bromide) kuti iwane methyll.
Zvekuchengetedza
1. Kuchengetwa kweMethyl L kunofanira kuitwa munzvimbo ine mhepo yakanaka, kudzivisa zuva rakananga.
2. Paunenge uchishandiswa, unofanirwa kupfeka magirovhosi ekudzivirira uye magirazi, dzivisa kusangana zvakananga neganda nemaziso.
3. Mukuita manipulation vanofanira kudzivisa inhalation yaro mhute, vanoda kushanda zvakanaka-ventilated rabhoritari ezvinhu.
4. Kana wasangana netsaona kana kufema, sukurudza nekukurumidza nemvura yakawanda uye tsvaga kurapwa.