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Lithium borohydride(CAS#16949-15-8)

Waiwai Kemika:

ʻĀpana Molekala BH4Li
Molar Mass 21.78
ʻO ka mānoanoa 0.896g/mLat 25°C
Lae hehee 280 °C
Lae Boling 66°C/760mmHg
Lae Flash −1°F
Hiki i ka wai hiki ke hoʻoheheʻe H2O ma luna o ka pH 7, etera, tetrahydrofuran, aliphatic amines [MER06]
Ka hoʻoheheʻe Hiki ke hoʻoheheʻe ʻia i ka etera, THF, a me nā amine aliphaticSoluble i ka etera, tetrahydrofuran, aliphatic amines a me ka ethanol.
Ka nana aku Pauda
Kaumaha Kūikawā 0.66
kalakala Keʻokeʻo
ʻO Merck 14,5525
Kūlana Waihona wahi wai ʻole
Pilikino Pilikia ea a me ka wai
Pale Pahū 4.00-75.60%(V)

Huahana Huahana

Huahana Huahana

Nā Code Risk R14/15 -
R23/24/25 – He mea make ma ka inhalation, pili me ka ili a ina e ale.
R34 - Ke kumu o ke kuni
R20/21/22 – He pōʻino ma ka inhalation, pili me ka ʻili a inā ale ʻia.
R11 – Hiki ke ahi
R40 - Nā hōʻike liʻiliʻi o ka hopena carcinogenic
R36/37/38 – Hoʻonanea i ka maka, ka ʻōpū hanu a me ka ʻili.
R19 - Hiki ke hana i nā peroxide pahū
R67 – Hiki i ka mahu ke kumu i ka hiamoe a me ka poni
R66 – Hiki ke hoʻomaloʻo a pohā paha ka ʻili i ka hoʻolaha pinepine ʻia
R22 – Poino ke aleia
R12 – Pahu loa
Ka wehewehe palekana S26 – Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S36/37/39 – E hoʻohana i nā lole pale kūpono, nā mīkina lima a me ka pale maka/maka.
S43 – Inā hoʻohana ʻia ke ahi… (ma hope o ke ʻano o nā lako hana ahi e hoʻohana ʻia.)
S45 – Inā loaʻa ka pōʻino a i ʻole ka maikaʻi ʻole, e ʻimi koke i ka ʻōlelo aʻo kino (e hōʻike i ka lepili inā hiki.)
S36/37 – E hoʻohana i nā lole pale kūpono a me nā mīkina lima.
S16 – E hoʻokaʻawale i nā kumu hoʻā.
UN ID UN 3399 4.3/PG 1
WGK Kelemānia 2
RTECS ED2725000
NUI FLUKA BRAND F 10-21
TSCA ʻAe
HS Code 2850 00 20
Papa Hazard 4.3
Hui Pūʻulu I

 

Hoʻolauna

ʻO ka Lithium borohydride kahi pūhui inorganic me ke ʻano kemika BH4Li. He mea paʻa ia, ma ke ʻano he pauka crystalline keʻokeʻo. Loaʻa i ka Lithium borohydride nā waiwai penei:

 

1. Hiki ke mālama i ka hydrogen kiʻekiʻe: ʻO Lithium borohydride kahi mea mālama hydrogen maikaʻi loa, hiki ke mālama i ka hydrogen ma kahi kiʻekiʻe kiʻekiʻe.

 

2. Solubility: Lithium borohydride he kiʻekiʻe ka solubility a hiki ke hoʻoheheʻeʻia i loko o nā mea hoʻoheheʻe he nui, e like me ka ether, ethanol a me THF.

 

3. Hiki ke ahi nui: Hiki ke puhiʻia ka lithium borohydride i ka lewa a hoʻokuʻu i ka nui o ka ikehu.

 

ʻO nā hoʻohana nui o ka lithium borohydride:

 

1. Hoʻopaʻa wai hydrogen: Ma muli o ka nui o ka nui o ka mālama hydrogen, hoʻohana nui ʻia ka lithium borohydride i ke kahua o ka ikehu hydrogen e mālama a hoʻokuʻu i ka hydrogen.

 

2. Organic Synthesis: Hiki ke hoʻohana ʻia ka Lithium borohydride ma ke ʻano he mea hoʻohaʻahaʻa no nā hopena hydrogenation i loko o nā hopena synthesis kemika.

 

3. ʻenehana ʻenehana: Hiki ke hoʻohana ʻia ka lithium borohydride ma ke ʻano he electrolyte additive no nā pā lithium-ion.

 

Hoʻomākaukau ʻia ke ʻano hoʻomākaukau o ka lithium borohydride e ka hopena o ka metala lithium a me ka boron trichloride. ʻO ke ʻano hoʻomākaukau kūikawā penei:

 

1. Ke hoʻohana nei i ka ether anhydrous ma ke ʻano he mea hoʻoheheʻe, hoʻohui ʻia ka metala lithium i ka ether i loko o kahi ea inert.

 

2. E hoʻohui i ka hopena etera o ka boron trichloride i ka metala lithium.

 

3. Hoʻoulu ʻia ka hopena wela mau, a kānana ʻia ka lithium borohydride ma hope o ka pau ʻana o ka hopena.

 

1. He mea maʻalahi ka Lithium borohydride i ka wā e pili ana i ka ea, no laila e pale i ka pilina me nā lapalapa ākea a me nā mea wela kiʻekiʻe.

 

2. He mea hoʻonāukiuki ka Lithium borohydride i ka ʻili a me nā maka, a pono e hoʻohana ʻia nā mea pale pilikino kūpono e like me nā mīkina lima a me nā maka aniani i ka wā e hana ai.

 

3. Pono e mālama ʻia ka Lithium borohydride ma kahi maloʻo, ma kahi mamao aku i ka wai a me ke ʻano haʻahaʻa, i mea e pale ai i ka komo ʻana i ka wai a me ka decomposing.

 

E ʻoluʻolu e hoʻomaopopo ʻoe ua hoʻomaopopo a ʻike ʻoe i nā ʻano hana kūpono a me ka ʻike palekana ma mua o ka hoʻohana ʻana i ka lithium borohydride. Inā palekana a kānalua paha ʻoe, pono ʻoe e ʻimi i ke alakaʻi alakaʻi.


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