1,4-Dibromobutane CAS 110-52-1 Mama>99.0% (GC) Falegaosimea
Shanghai Ruifu Chemical Co., Ltd. o le taʻutaʻua taʻutaʻua ma le tuʻuina atu o le 1,4-Dibromobutane (CAS: 110-52-1) faʻatasi ai ma le maualuga.E mafai ona matou tuʻuina atu COA, faʻasalalauga i le lalolagi atoa, laʻititi ma le tele o loʻo avanoa.Afai e te fiafia i le 1,4-Dibromobutane, faʻamolemole lafo le numera CAS, aofaʻi ia i matou.Please contact: alvin@ruifuchem.com
Igoa Vailaau | 1,4-Dibromobutane |
Synonyms | 1,4-Dibromo Butane;Tetramethylene Bromide;1,4-Butylenedibromide;1,4-Dibrombutan;Tetramethylene Dibromide;α,ω-Dibromobutane |
Tulaga Fa'asoa | I Fa'atauga, Gaosi Gaosi 50 Tone i le Masina |
Numera CAS | 110-52-1 |
Fuafua mole | C4H8Br2 |
Molecular Weight | 215.92 |
Lisi Lisi | -20℃(malamalama) |
Fa'apuna | 194.0~196.0℃ ile 760mmHg |
Mata'imu | 131℃(267°F) |
Malosi | 1.808 g/mL ile 25℃(malamalama) |
Fa'asinoga Fa'asinomaga n20/D | 1.519(fasi.) |
Ma'ale'ale | Ma'ale'ale Ea, Ma'ale'ale Malamalama |
Suavai Solubility | Le Fa'afefiloi ma le Vai |
Solubility | Solu i le Acetone, Eteru, Chloroform, Ethanol |
Tulaga Va'a | Ambient Temperature |
COA & MSDS | Avanoa |
Fa'ata'ita'iga | Avanoa |
Fa'ailoga | Ruifu Chemical |
Aitema | Fa'amatalaga |
Fa'aaliga | Suavai e leai se lanu po'o samasama mama (Su'ega Mata) |
Mama / Suʻesuʻega Metotia | >99.0% (GC) |
Susū (saunia e KF) | ≤0.05% |
PH Taua | 6.0~8.0 (1:1 Suavai Fofo) |
Fa'asinoga Fa'asinomaga n20/D | 1.517~1.521 |
Aofa'i Fa'aleaga | <1.00% |
Alaleo Infrared | E tusa ma le Fauga |
Tulaga Su'ega | Pisinisi Tulaga |
Fa'aoga Autu | Organic Synthesis Intermediates |
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Fa'afefea ona Fa'atau?Fa'amolemole fa'afeso'ota'iDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
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Tulaga lamatia
R25 - Oona pe a foloina
R37/38 - Fa'aitaita i le manava ma le pa'u.
R41 - Tulaga lamatia o mata
R36/37/38 - Fa'aitaita'i i mata, faiga manava ma le pa'u.
Fa'amatalaga Saogalemu
S26 - Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga faafoma'i.
S39 - Fai le puipuiga o mata/mata.
S45 - I se fa'alavelave fa'afuase'i pe ua e lagona le le lelei, saili vave fautuaga fa'afoma'i (fa'aali le igoa pe a mafai.)
S37/39 - Fai totigilima talafeagai ma mata/mata puipui
UN ID UN 2810 6.1/PG 3
WGK Siamani 2
RTECS EJ7565000
TSCA Ioe
Vasega o Tulaga Lamatia 6.1(b)
Vaega fa'aputu III
1,4-Dibromobutane (CAS: 110-52-1) o loʻo faʻaaogaina e avea o se vaeluaga o loʻo aʻafia i le tuʻufaʻatasia o vailaʻau vailaʻau faʻamalosi ma isi mea faʻapitoa.Fa'aola fa'akomepiuta vavalo.1,4-Dibromobutane e faʻaaogaina mo le gaosiga o le aminophylline, kebiqing, tuliesea Qingjing, ma isi. 1,4-Dibromobutane o loʻo faʻaaogaina e fai ma faʻamalosi i le polymerization o 2-oxazolines.Faʻaaogaina foi i le tuʻufaʻatasia o inhibitors cholinesterase faʻaaogaina e faasaga i le faʻamaʻi o le Alzheimer.
1. 1,4-Dibromobutane e maua mai le tetrahydrofuran e ala i le tatalaina o le mama ma le bromination.Na fa'aopoopoina le vaila'au o le hydrobromic i le Pan, fa'aopoopo le tetrahydrofuran i lalo ifo o le fa'aosoina, ma fa'aopoopo le sulfuric acid i lalo ifo, ma fa'atonutonu le vevela i lalo ole 50 ℃.A maeʻa le tali, sa faʻafefete le paluga mo le 1H.O le vaifofo pito i lalo na tuueseese e ala i le malulu, fufulu i le vaifofo o le efuefu soda seia oʻo i le le mautonu, faʻamago i le calcium chloride anhydrous, ma faʻamama ina ia maua ai le oloa maeʻa.
2. E maua mai le bromination o le 1,4-Butanediol.Na fa'aopoopo le vaila'au o le hydrobromic i le ulo tali, fa'alili i le 10 ℃ fa'atasi ma le fa'aoso, ma fa'aopoopo le sulfuric acid i le matāua.Ina ua maeʻa le faʻaopoopoga, 1,4-Butanediol na faʻaopopo atili i lalo ifo i lalo i le vevela e le sili atu i le 15 ℃, ma faʻafefiloi le paluga mo le afa itula.Sa faia le fa'ama'i mo le 6h ile 100-110 ℃.Fa'alili i le vevela o le potu, tu'ueseese le vai pito i lalo, fufulu i le vaifofo o le efuefu soda e le tutusa.Ina ua maeʻa le faʻamaʻaina o le calcium chloride, na maua ai le 1,4-Dibromobutane e ala i le faʻamamaina.
Teu i totonu o se faleteuoloa malulu ma fa'afefe, mamao ese mai le afi.Taofi le pusa fa'amaufa'ailoga ma teu ese mai le fa'ama'i.E tatau ona tu'uina atu meafaigaluega e fa'afoe ai fa'alavelave fa'afuase'i ma mea e fa'apipi'i talafeagai.