2,4-Dinitrophenylhydrazine CAS 119-26-6 Maʻemaʻe >98.0% (HPLC)
ʻO Shanghai Ruifu Chemical Co., Ltd. ka mea hana nui a me ka mea hoʻolako o 2,4-Dinitrophenylhydrazine (CAS: 119-26-6) me ke kūlana kiʻekiʻe.Hiki iā mākou ke hāʻawi i ka COA, ka lawe ʻana i ka honua holoʻokoʻa, nā mea liʻiliʻi a me ka nui i loaʻa.Inā makemake ʻoe i kēia huahana, e ʻoluʻolu e hoʻouna i ka ʻike kikoʻī e pili ana i ka helu CAS, ka inoa huahana, ka nui iā mākou.Please contact: alvin@ruifuchem.com
Inoa Kimia | 2,4-Dinitrophenylhydrazine |
Nā huaʻōlelo like | DNPH;(2,4-Dinitrophenyl)hydrazine;1-(2,4-Dinitrophenyl)hydrazine;DNP;2,4-DNP |
Helu CAS | 119-26-6 |
Helu CAT | RF2848 |
Kūlana Kūʻai | Ma ka waihona, hoʻonui ʻia a hiki i nā tona |
ʻĀpana Molekala | C6H6N4O4 |
Kaumaha Molecular | 198.14 |
Lae hehee | 196.0~203.0 ℃ |
ʻO ka mānoanoa | 0.843 |
Pilikino | Paʻi Lewa, Māmā |
Waihona Temp. | Wela o ka lumi, wahi wela |
Ola Pahu | 60 mahina |
HSN Code | 29280090 |
Brand | Kemika Ruifu |
'ikamu | Nā kikoʻī |
Ka nana aku | ʻAlani i ka ʻulaʻula Crystalline Compound i hoʻoheheʻe ʻia me ka wai |
Maʻemaʻe / Kaʻina Hanana | >98.0% (HPLC) (Ma ke kumu maloʻo) |
Lae hehee | 196.0~203.0 ℃ |
Nalo ma ka maloo | ~30% |
Ke koena o ke ahi | <0.10% (e like me ka Sulfate) |
Infrared Spectrum | Kūlike i ka hoʻolālā |
Mea hiki ole ke hooheheeia | <0.01% (i loko o ka Sulfuric Acid) |
ʻO ka naʻau i ka Carbonyl | Holo i ka ho'āʻo |
Solubility i loko o 50% Sulfuric Acid | Melemele i ka ʻōmaʻomaʻo, akaka a hiki i ka Turbid <12.5 ntu, 0.5g/50ml |
Nānā | ʻO ka pōʻino o ka pahū ke maloʻo! |
Kūlana hoʻāʻo | Kūlana ʻoihana |
Pūʻolo: ʻO ka'ōmole, 25kg / Drum, aiʻole e like me ka makemake o ka mea kūʻai
Waihona:E mālama i loko o nā pahu i hoʻopaʻa ʻia ma kahi maloʻo a maloʻo;Pale mai ka ea a me ka malamalama
Pehea e kūʻai ai?E ʻoluʻolu e kelepona maiDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
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Nā palapala?Ma hope o ka lawelawe kūʻai: COA, MOA, ROS, MSDS, etc.
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ʻO 2,4-Dinitrophenylhydrazine (CAS: 119-26-6), he hydrazine derivative, he hui C-nitro ʻo ia ka phenylhydrazine i pani ʻia ma nā kūlana 2- a me 4 e nā hui nitro.He kuleana kona ma ke ʻano he reagent.He lālā ia o nā phenylhydrazines a me kahi pūhui C-nitro.A me nā aldehydes, ketone reaction red yellow.He mea puhi a make.Pahū ke maloʻo.He pōʻino i ka hanu ʻana, ʻai ʻia a i ʻole i pili me ka ʻili.Hoʻohana ʻia ma ke ʻano he chromogenic agent no ka hoʻoholo ʻana i nā aldehydes a me nā ketones e ka photometry a no ka hoʻoholo ʻana i nā aldehydes a me nā ketones e ka chromatography layer thin.Ua hoʻohana ʻia ʻo 2,4-Dinitrophenylhydrazine ma ke ʻano he reagent e ʻike i ke alo o nā aldehydes a me nā ketones i loko o nā carbonyl protein.Hiki ke hoʻohana ʻia ma ke ʻano he colorimetric reagent i ka helu quantitative o prednisone.
He maʻalahi ka Dinitrophenylhydrazine i ka haʻalulu a me ka hakakā;he mea pahū haalulu no laila e mālama pono i ka hoʻohana ʻana.Hāʻawi pinepine ʻia ia i pulu e hōʻemi i kona pōʻino pahū.He hydrazine i pani ʻia, a hoʻohana pinepine ʻia e hoʻāʻo maikaʻi i nā hui carbonyl e pili ana me nā aldehydes a me nā ketones.Hiki ke hoʻohana ʻia nā derivatives hydrazone i mea hōʻike i ka ʻike o ka pūhui kumu.ʻAʻole pane ʻo Dinitrophenylhydrazine me nā hui hana ʻē aʻe i loko o ka carbonyl e like me nā waikawa carboxylic, amides, a me nā esters.No nā ʻakika carboxylic, amides a me nā esters, aia ka resonance e pili ana i ke kūpaʻa e like me ka hui pū ʻana o kahi pālua o nā electrons me ka p-orbital o ka carbonyl carbon e hopena i ka hoʻonui ʻana i ka delocalization i loko o ka mole.E nalowale ana kēia kūpaʻa ma ka hoʻohui ʻana i kahi reagent i ka hui carbonyl.
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