Monopyridin-1-ium tribromide CAS : 39416-48-3

ʻIke kumu:

Inoa Huahana: Monopyridin-1-ium tribromide
Nā huaʻōlelo like: Pyridine hydrobromide perbromide; Pyridinium tribromide; Pyridine Hydrobromide Perbromide; Pyridinium Hydrobromide Perbromide; pyridine, bromide, hydrogen paʻakai (1:3)
Helu CAS: 39416-48-3
ʻĀpana Molekala: C5H6Br3N1
Kaumaha Molekala: 319.83
Waihona MOL: 39416-48-3.mol
ʻO ke kumu hoʻohālike:

Monopyridin-1-ium-1

EINECS NO.: 254-446-8

E hoʻouna i ka leka uila iā mākou

Huahana Huahana

Nā waiwai kino

Nānā: ʻulaʻula ʻalani a i ʻulaʻula pāma
Lae hehee: 127-133°C
Mānoanoa: 2.9569 (manaʻo koʻikoʻi)
ʻIkepili Refractive: 1.6800 (manaʻo)
Nā Kūlana mālama: E mālama ma lalo o 20°C.
Hiki ke hoʻoheheʻe ʻia: Soluble i ka Methanol
Kala: ʻulaʻula ʻalani i ʻulaʻula pama
Hiki i ka wai: Decomposes
ʻIke: Lachrymatory (Merck 14,7973 BRN 3690144)
Paʻa: 1. ʻAʻole ia e wāwahi ma lalo o nā kūlana maʻamau, a ʻaʻohe hopena weliweli. 2. E hōʻalo i ka pilina me ka wai, nā waikawa ikaika a me nā alkali; Toxic, ke hoʻohana ʻia i loko o kahi pahu hau.

Na Waiwai Kemika

ʻAlani ʻulaʻula a hiki i ka ʻulaʻula Pāma paʻa, ka helu heheʻe 133-136°C, non-volatile, hiki ʻole ke hoʻoheheʻe ʻia i ka waikawa acetic.

ʻIke palekana

Nā hōʻailona pōʻino: C, Xi
Nā Code Hazard: 37/38-34-36
Nā ʻōlelo palekana: 26-36/37/39-45-24/25-27
Helu UN (Ka lawe ʻana i nā waiwai pōʻino): UN32618/PG2
WGK Kelemānia: 3
Kuhikuhi: 3
Nānā Hazard: Lachrymatory
TSCA: ʻAe Papa Hazard: 8
Māhele ʻĀpana: III
Code Dute: 29333100

Kūlana mālama

E mālama i ka 2º C-10 ºC

Pūʻolo

Hoʻopili ʻia ma 25kg / pahu & 50kg / pahu, a hoʻopaʻa ʻia e like me nā pono o ka mea kūʻai aku.

Nā noi

ʻO Pyridinium Bromide Perbromide (PHBP) kahi mea waena no nā enones trisubstituted. Hoʻohana ʻia ia ma ke ʻano he brominating reagent i ka synthesis organik. ʻO ka PHBP kahi mea hana brominating maikaʻi loa me kekahi mau koho, nā kūlana haʻahaʻa haʻahaʻa, nā hopena kiʻekiʻe, nā ʻaoʻao haʻahaʻa haʻahaʻa, ana maʻalahi, a me ka maʻalahi o ka hoʻohana. ʻO PHBP kahi paʻa paʻa o ka bromine a me ka pyridine hydrobromide, e lawelawe ana ma ke ʻano he kumu o ka bromine i nā hopena. ʻO ia kahi reagent brominating māmā i hoʻohālikelike ʻia me ka bromine maʻemaʻe a hiki ke hoʻohana ʻia no ka bromination koho a me nā hopena dehydrogenation.