1,4-Dibromobutane CAS 110-52-1 Ma'ema'e >99.0% (GC) Hale Hana
ʻO Shanghai Ruifu Chemical Co., Ltd. ka mea hana nui a me ka mea hoʻolako o 1,4-Dibromobutane (CAS: 110-52-1) 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 ka 1,4-Dibromobutane, e ʻoluʻolu e hoʻouna i ka helu CAS, ka nui iā mākou.Please contact: alvin@ruifuchem.com
Inoa Kimia | 1,4-Dibromobutane |
Nā huaʻōlelo like | 1,4-Dibromo Butane;Tetramethylene Bromide;1,4-Butylenedibromide;1,4-Dibrombutan;Tetramethylene Dibromide;α,ω-Dibromobutane |
Kūlana Kūʻai | I loko o ka waihona, hana hiki ke 50 tona no ka mahina |
Helu CAS | 110-52-1 |
ʻĀpana Molekala | C4H8Br2 |
Kaumaha Molecular | 215.92 |
Lae hehee | -20 ℃ (māmā) |
Lae paila | 194.0~196.0 ℃ ma 760mmHg |
Lae Flash | 131 ℃(267°F) |
ʻO ka mānoanoa | 1.808 g/mL ma 25 ℃ (māmā) |
Hōʻike Hōʻikeʻike N20/D | 1.519 |
Pilikino | Paʻi Lewa, Māmā |
Hiki i ka wai | Pili ole me ka wai |
Ka hikiwawe | Hiki ke hoʻoheheʻe ʻia i ka Acetone, Etera, Chloroform, Ethanol |
Kūlana Hoʻouna | Nā Mahana Kūlohelohe |
COA & MSDS | Loaʻa |
Laʻana | Loaʻa |
Brand | Kemika Ruifu |
'ikamu | Nā kikoʻī |
Ka nana aku | Waiwai ʻaʻohe a i ʻole Melemele Māmā (Ana Maka) |
Maʻemaʻe / Kaʻina Hanana | >99.0% (GC) |
Māmā (na KF) | ≤0.05% |
Waiwai PH | 6.0~8.0 (1:1 Waiwai) |
Hōʻike Hōʻikeʻike N20/D | 1.517~1.521 |
Huina paumaele | <1.00% |
Infrared Spectrum | Kūlike i ka hoʻolālā |
Kūlana hoʻāʻo | Kūlana ʻoihana |
Hoohana Nui | Nā Kūwaena Hoʻohui Organic |
Pehea e kūʻai ai?E ʻoluʻolu e kelepona maiDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 mau makahiki ʻike?Loaʻa iā mākou ma mua o 15 mau makahiki o ka ʻike i ka hana ʻana a me ka hoʻokuʻu ʻana aku i kahi ākea ākea o nā intermediates pharmaceutical kiʻekiʻe a i ʻole nā kemika maikaʻi.
Mākeke Nui?E kūʻai aku i ka mākeke kūloko, ʻAmelika ʻĀkau, ʻEulopa, India, Korea, Iapana, Australia, etc.
Nā pono?ʻO ke kūlana kiʻekiʻe, ke kumukūʻai kūpono, nā lawelawe ʻoihana a me ke kākoʻo ʻenehana, ka lawe wikiwiki ʻana.
ʻAno maikaʻiHōʻoiaʻiʻo?Pūnaehana hoʻomalu maikaʻi koʻikoʻi.ʻO nā lako ʻoihana no ka nānā ʻana ʻo NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Nā laʻana?Hāʻawi ka hapa nui o nā huahana i nā laʻana manuahi no ka loiloi maikaʻi, pono e uku ʻia ke kumukūʻai e nā mea kūʻai aku.
Hooia Hale Hana?Welina mai ka loiloi hale hana.E ʻoluʻolu e hoʻopaʻa manawa ma mua.
MOQ?ʻAʻohe MOQ.ʻAe ʻia ke kauoha liʻiliʻi.
Manawa Hoʻouna? Inā i loko o ka waihona, ʻekolu lā hoʻouna ʻia.
Kaʻahele?Ma ka Express (FedEx, DHL), ma ka Air, ma ke Kai.
Nā palapala?Ma hope o ka lawelawe kūʻai: COA, MOA, ROS, MSDS, etc.
Hoʻohui Kuʻuna?Hiki ke hāʻawi i nā lawelawe synthesis maʻamau e kūpono i kāu mau pono noiʻi.
Kūkākūkā uku?E hoʻouna mua ʻia ka invoice Proforma ma hope o ka hōʻoia ʻana o ke kauoha, hoʻopili ʻia kā mākou ʻike panakō.Uku e T/T (Telex Transfer), PayPal, Western Union, etc.
Nā Code Risk
R25 - He ʻawaʻawa inā ʻai ʻia
R37/38 - E hoʻonāukiuki i ka ʻōnaehana hanu a me ka ʻili.
R41 - Pilikia o ka poino nui i na maka
R36/37/38 - E hoʻonāukiuki i nā maka, ka ʻōpū hanu a me ka ʻili.
Ka wehewehe palekana
S26 - Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S39 - Hoʻohana i ka pale maka / alo.
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.)
S37/39 - E hoʻohana i nā mīkina lima kūpono a me ka pale maka/maka
Nā ID UN UN 2810 6.1/PG 3
WGK Kelemānia 2
RTECS EJ7565000
TSCA ʻAe
Papa Hazard 6.1(b)
Hui Pūʻulu III
Hoʻohana ʻia ʻo 1,4-Dibromobutane (CAS: 110-52-1) ma ke ʻano he mea waena i loko o ka synthesis o ka lāʻau lapaʻau ikaika a me nā mea hoʻohui ʻē aʻe.Nā mea hoʻohuihui kino.Hoʻohanaʻia ka 1,4-Dibromobutane no ka hanaʻana i ka aminophylline, kebiqing, kipaku aku iā Qingjing, a me nā mea'ē aʻe.Hoʻohana pū ʻia i ka synthesis o cholinesterase inhibitors i hoʻohana ʻia e kūʻē i ka maʻi o Alzheimer.
1. Loaʻa ka 1,4-Dibromobutane mai ka tetrahydrofuran ma ke apo puka a me ka bromination.Hoʻohui ʻia ka waikawa Hydrobromic i ka pane pane, ua hoʻohui ʻia ka tetrahydrofuran dropwise ma lalo o ka hoʻoulu ʻana, a ua hoʻohui ʻia ka sulfuric acid i dropwise, a ua mālama ʻia ka mahana ma lalo o 50 ℃.Ma hope o ka pau ʻana o ka hopena, ua hoʻoulu ʻia ka hui ʻana no 1H.Hoʻokaʻawale ʻia ka ʻaoʻao haʻahaʻa e ka hoʻoluʻu ʻana, holoi ʻia me ka wai lehu soda a hiki i ke kū ʻole, hoʻomaloʻo ʻia me ka calcium chloride anhydrous, a kānana ʻia no ka loaʻa ʻana o ka huahana.
2. Loaʻa mai ka bromination o 1,4-Butanediol.Hoʻohui ʻia ka waika hydrobromic i ka ipu hao, hoʻoluʻu i ka 10 ℃ me ka hoʻoulu ʻana, a ua hoʻohui ʻia ka sulfuric acid i ka dropwise.Ma hope o ka pau ʻana o ka hoʻohui ʻana, ua hoʻohui hou ʻia ka 1,4-Butanediol i kahi dropwise ma kahi mahana ʻaʻole iʻoi aku ma mua o 15 ℃, a ua hoʻoulu ʻia ka hui ʻana no ka hapalua hola.Hana ʻia ka incubation no 6h ma 100-110 ℃.Hoʻolili i ka lumi wela, hoʻokaʻawale i ka wai haʻahaʻa, holoi me ka wai lehu soda i kū ʻole.Ma hope o ka Dehydration o ka calcium chloride, ua loaʻa ka 1,4-Dibromobutane ma ka kānana.
E kūʻai i loko o kahi hale kūʻai anuanu a me ka makani, ma kahi mamao o ke ahi.E hoʻopaʻa paʻa ʻia ka pahu a mālama ʻia mai ka oxidant.Pono e hoʻolako ʻia nā mea hana hoʻoponopono pilikia a me nā mea hoʻopaʻa pono.