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chigadzirwa

2 2′-Bipyridine; 2 2′-dipyridyl(CAS# 366-18-7)

Chemical Property:

Molecular Formula C10H8N2
Molar Misa 156.18
Density 1.1668 (yakaomarara fungidziro)
Melting Point 70-73°C(lit.)
Boling Point 273°C(lit.)
Flash Point 121 °C
Mvura Solubility 5.5 g/L 22 ºC
Solubility Soluble mu ethanol, ether, benzene, chloroform uye petroleum ether, inonyungudika zvishoma mumvura.
Vapor Presure 0.584Pa pa25 ℃
Chitarisiko White crystalline powder
Color Muchena kusvika kuchena
Kunhuwa Kunhuwa kwehunhu
Merck 14,3347
BRN 113089
pKa pK1:-0.52(+2);pK2:4.352(+1) (20°C)
PH 7.5 (5g/l, H2O, 25℃)
Storage Condition tempo yekamuri
Kugadzikana Yakagadzikana. Hazvienderane neakasimba oxidizing agents, anowanzo simbi. Inogona kunge iri light sensitive.
Sensitive Sensitive to light
Refractive Index 1.4820 (kufungidzira)
MDL MFCD00006212
Zvenyama uye Chemical Properties chitarisiko chichena kana chiedza chitsvuku checrystalline powder
kunyungudika 70-73°C
Kufashaira kwe273°C
mvura-inonyungudika 5.5g/L 22°C, inonyungudika mudoro, ether, benzene, chloroform uye petroleum ether; Inonyungudika mumvura, mushonga wacho wakatsvuka kana wasangana neferrous salt
Shandisa Kune organic synthesis, mishonga yepakati

Product Detail

Product Tags

Risk Codes R25 – Muchetura kana ukamedzwa
R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
R20/21 – Zvinokuvadza nekufema uye kubata ganda.
R23/24/25 – Muchetura nekufemerwa, kubatwa neganda uye kana kumedzwa.
R21 – Zvinokuvadza pakubata neganda
Tsanangudzo Yekuchengetedza S36/37 - Pfeka zvipfeko zvekudzivirira zvakakodzera uye magurovhosi.
S45 - Kana waita tsaona kana ukanzwa usinganzwe zvakanaka, tsvaga rubatsiro rwekuchipatara nekukasika (ratidza chinyorwa pese pazvinogoneka.)
S36/37/39 - Pfeka zvipfeko zvekudzivirira zvakakodzera, magurovhosi uye kudzivirira kweziso/chiso.
S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
UN IDs UN 2811 6.1/PG 3
WGK Germany 3
RTECS DW1750000
FLUKA BRAND F CODES 8
TSCA Ehe
HS Code 29333999
Hazard Note Irritant
Hazard Kirasi 6.1
Packing Group III
Muchetura LD50 ip mumakonzo: 200 mg/kg (Grady)

 

Nhanganyaya

1 chikamu chechigadzirwa ichi chinonyungudutswa muzvikamu mazana maviri emvura. Mushonga wacho wakatsvuka kana ukasangana neferrous salt.


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