Xylener
Xylener er en hvilken som helst af tre isomerer af dimethylbenzen eller en kombination deraf. Alle er farveløse, brandfarlige væsker sammensat af en central benzenring med to methylgrupper knyttet til substituenter. De kan anvendes som prækursorkemikalier og opløsningsmidler.
Xylener er brandfarlige petrokemiske produkter, der kan fremstilles via katalytisk reformering og kulkarbonisering under koksproduktion og findes i råolie, benzin og flybrændstof. Xylener blev først isoleret fra trætjære og navngivet af den franske kemiker Auguste Cahours.
Hvad er Xylene?
Xylen, mere passende kaldet xylener, refererer til enhver enkelt eller kombination af de tre isomerer af dimethylbenzen. De isomere former betegnes som ortho- (o-), meta- (m-) og para- (p-), en reference til carbonet i benzenringen, hvortil de to methylgrupper er knyttet.
- o-isomer: 1,2-dimethylbenzen
- m-isomer: 1,3-dimethylbenzen
- p-isomer: 1,4-dimethylbenzen
Xylener er farveløse og kan påvises ved lugt i koncentrationer så lave som 0,08 til 3,7 ppm i luft og smages i vand ved 0,53 til 1,8 ppm.
Se analysecertifikatet eller sikkerhedsdatabladet for specifik information om xylendensitet og sikkerhedsrisici.
Hvad bruges xylen til?
Industrielle anvendelser
p-Xylen er en forløber for terephthalsyre og dimethylterephthalat, der bruges til fremstilling af polyethylenterephthalat plastflasker og polyesterbeklædning.
Xylen kan bruges som opløsningsmiddel og er en almindelig komponent i blæk, gummi, klæbemidler og maling- og lakfortyndere. Xylener kan bruges til at rense stål, siliciumskiver og integrerede kredsløb. Medicinske anvendelser omfatter brug som opløsningsmiddel af dentale materialer og ørevoks.
Laboratoriebrug
Xylen kan bruges med tøris i bade, til at fjerne olie fra mikroskopobjektiver og som rengøringsmiddel eller monteringsmateriale i histologiske procedurer.
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Filtrerede søgeresultater
p-xylen, 99 %, til HPLC, Thermo Scientific Chemicals
CAS: 106-42-3 Molekylær formel: C8H10 Molekylvægt (g/mol): 106.17 MDL nummer: MFCD00008556 InChI nøgle: URLKBWYHVLBVBO-UHFFFAOYSA-N Synonym: p-xylene,para-xylene,1,4-dimethylbenzene,p-methyltoluene,p-dimethylbenzene,p-xylol,benzene, 1,4-dimethyl,4-xylene,chromar,4-methyltoluene PubChem CID: 7809 ChEBI: CHEBI:27417 IUPAC navn: 1,4-xylen SMIL: CC1=CC=C(C)C=C1
| MDL nummer | MFCD00008556 |
|---|---|
| PubChem CID | 7809 |
| Molekylvægt (g/mol) | 106.17 |
| CAS | 106-42-3 |
| ChEBI | CHEBI:27417 |
| Synonym | p-xylene,para-xylene,1,4-dimethylbenzene,p-methyltoluene,p-dimethylbenzene,p-xylol,benzene, 1,4-dimethyl,4-xylene,chromar,4-methyltoluene |
| SMIL | CC1=CC=C(C)C=C1 |
| IUPAC navn | 1,4-xylen |
| InChI nøgle | URLKBWYHVLBVBO-UHFFFAOYSA-N |
| Molekylær formel | C8H10 |
Xylen, certificeret AR til analyse, Fisher Chemical™
CAS: 1330-20-7 Molekylær formel: C8H10 MDL nummer: 77264
| MDL nummer | 77264 |
|---|---|
| CAS | 1330-20-7 |
| Molekylær formel | C8H10 |
Xylen, teknisk, Fisher Chemical™
CAS: 1330-20-7 Molekylær formel: C8H10 Molekylvægt (g/mol): 106.17 MDL nummer: 77264 InChI nøgle: IVSZLXZYQVIEFR-UHFFFAOYSA-N IUPAC navn: 1,3-xylen SMIL: CC1=CC(C)=CC=C1
| MDL nummer | 77264 |
|---|---|
| Molekylvægt (g/mol) | 106.17 |
| CAS | 1330-20-7 |
| SMIL | CC1=CC(C)=CC=C1 |
| IUPAC navn | 1,3-xylen |
| InChI nøgle | IVSZLXZYQVIEFR-UHFFFAOYSA-N |
| Molekylær formel | C8H10 |
o-Xylene, HPLC Grade, 96% min
CAS: 95-47-6 Molekylær formel: C8H10 Molekylvægt (g/mol): 106.17 MDL nummer: MFCD00008519 InChI nøgle: CTQNGGLPUBDAKN-UHFFFAOYSA-N Synonym: o-xylene,1,2-dimethylbenzene,ortho-xylene,o-xylol,o-methyltoluene,o-dimethylbenzene,2-xylene,3,4-xylene,benzene, 1,2-dimethyl,o-xylenes PubChem CID: 7237 ChEBI: CHEBI:28063 IUPAC navn: 1,2-xylen SMIL: CC1=CC=CC=C1C
| MDL nummer | MFCD00008519 |
|---|---|
| PubChem CID | 7237 |
| Molekylvægt (g/mol) | 106.17 |
| CAS | 95-47-6 |
| ChEBI | CHEBI:28063 |
| Synonym | o-xylene,1,2-dimethylbenzene,ortho-xylene,o-xylol,o-methyltoluene,o-dimethylbenzene,2-xylene,3,4-xylene,benzene, 1,2-dimethyl,o-xylenes |
| SMIL | CC1=CC=CC=C1C |
| IUPAC navn | 1,2-xylen |
| InChI nøgle | CTQNGGLPUBDAKN-UHFFFAOYSA-N |
| Molekylær formel | C8H10 |
| MDL nummer | 77264 |
|---|---|
| CAS | 1330-20-7 |
| Molekylær formel | C8H10 |
o-xylen, 99%, ren, Thermo Scientific Chemicals
CAS: 95-47-6 Molekylær formel: C8H10 Molekylvægt (g/mol): 106.17 MDL nummer: MFCD00008519 InChI nøgle: CTQNGGLPUBDAKN-UHFFFAOYSA-N Synonym: o-xylene,1,2-dimethylbenzene,ortho-xylene,o-xylol,o-methyltoluene,o-dimethylbenzene,2-xylene,3,4-xylene,benzene, 1,2-dimethyl,o-xylenes PubChem CID: 7237 ChEBI: CHEBI:28063 IUPAC navn: 1,2-xylen SMIL: CC1=CC=CC=C1C
| MDL nummer | MFCD00008519 |
|---|---|
| PubChem CID | 7237 |
| Molekylvægt (g/mol) | 106.17 |
| CAS | 95-47-6 |
| ChEBI | CHEBI:28063 |
| Synonym | o-xylene,1,2-dimethylbenzene,ortho-xylene,o-xylol,o-methyltoluene,o-dimethylbenzene,2-xylene,3,4-xylene,benzene, 1,2-dimethyl,o-xylenes |
| SMIL | CC1=CC=CC=C1C |
| IUPAC navn | 1,2-xylen |
| InChI nøgle | CTQNGGLPUBDAKN-UHFFFAOYSA-N |
| Molekylær formel | C8H10 |
3,4-Dimethylthiobenzamide, 97%, Thermo Scientific Chemicals
CAS: 58952-03-7 Molekylær formel: C9H11NS Molekylvægt (g/mol): 165.25 MDL nummer: MFCD06738326 InChI nøgle: MGSZKKVFYBQMPF-UHFFFAOYSA-N Synonym: 3,4-dimethyl-thiobenzamide,3,4-dimethylthiobenzamide,3,4-dimethylbenzothioamide,3,4-dimethylbenzene-1-carbothioamide,3,4-dimethyl-thiobenzamid PubChem CID: 20470851 IUPAC navn: 3,4-dimethylbenzencarbothioamid SMIL: CC1=C(C)C=C(C=C1)C(N)=S
| MDL nummer | MFCD06738326 |
|---|---|
| PubChem CID | 20470851 |
| Molekylvægt (g/mol) | 165.25 |
| CAS | 58952-03-7 |
| Synonym | 3,4-dimethyl-thiobenzamide,3,4-dimethylthiobenzamide,3,4-dimethylbenzothioamide,3,4-dimethylbenzene-1-carbothioamide,3,4-dimethyl-thiobenzamid |
| SMIL | CC1=C(C)C=C(C=C1)C(N)=S |
| IUPAC navn | 3,4-dimethylbenzencarbothioamid |
| InChI nøgle | MGSZKKVFYBQMPF-UHFFFAOYSA-N |
| Molekylær formel | C9H11NS |
Xylene, for Electronic Use (MOS), Fisher Chemical™
CAS: 1330-20-7 Molekylær formel: C8H10 MDL nummer: 77264
| MDL nummer | 77264 |
|---|---|
| CAS | 1330-20-7 |
| Molekylær formel | C8H10 |
Xylener, reagens ACS, 99 %, Thermo Scientific Chemicals
CAS: 1330-20-7 Molekylær formel: C8H10 MDL nummer: MFCD00077264 Synonym: Dimethylbenzene
| MDL nummer | MFCD00077264 |
|---|---|
| CAS | 1330-20-7 |
| Synonym | Dimethylbenzene |
| Molekylær formel | C8H10 |
2-iod-4,6-dimethylanilin, 98 %, Thermo Scientific Chemicals
CAS: 4102-54-9 Molekylær formel: C8H10IN Molekylvægt (g/mol): 247.079 MDL nummer: MFCD07779005 InChI nøgle: ODPOIEACUVQCBZ-UHFFFAOYSA-N Synonym: 2,4-dimethyl-6-iodoaniline,2-iodo-4,6-di-methylaniline,benzenamine,2-iodo-4,6-dimethyl PubChem CID: 14040290 IUPAC navn: 2-iod-4,6-dimethylanilin SMIL: CC1=CC(=C(C(=C1)I)N)C
| MDL nummer | MFCD07779005 |
|---|---|
| PubChem CID | 14040290 |
| Molekylvægt (g/mol) | 247.079 |
| CAS | 4102-54-9 |
| Synonym | 2,4-dimethyl-6-iodoaniline,2-iodo-4,6-di-methylaniline,benzenamine,2-iodo-4,6-dimethyl |
| SMIL | CC1=CC(=C(C(=C1)I)N)C |
| IUPAC navn | 2-iod-4,6-dimethylanilin |
| InChI nøgle | ODPOIEACUVQCBZ-UHFFFAOYSA-N |
| Molekylær formel | C8H10IN |
4-Bromo-2,6-dimethylaniline, 98%, Thermo Scientific Chemicals
CAS: 24596-19-8 Molekylær formel: C8H10BrN Molekylvægt (g/mol): 200.08 MDL nummer: MFCD00007826 InChI nøgle: QGLAYJCJLHNIGJ-UHFFFAOYSA-N Synonym: 4-bromo-2,6-xylidine,benzenamine, 4-bromo-2,6-dimethyl,4-bromo-2,6-dimethyl-phenylamine,2-amino-5-bromo-m-xylene,2,6-dimethyl-4-bromoaniline,4-bromo-2,6-dimethylbenzenamine,4-bromo-2,6-dimethylphenylamine,4-bromo-2,6-dimethyl-aniline,4-bromo-2,6-dimethylaniline,4-bromo-2,6-dimethyl-benzenamine PubChem CID: 90549 IUPAC navn: 4-brom-2,6-dimethylanilin SMIL: CC1=CC(Br)=CC(C)=C1N
| MDL nummer | MFCD00007826 |
|---|---|
| PubChem CID | 90549 |
| Molekylvægt (g/mol) | 200.08 |
| CAS | 24596-19-8 |
| Synonym | 4-bromo-2,6-xylidine,benzenamine, 4-bromo-2,6-dimethyl,4-bromo-2,6-dimethyl-phenylamine,2-amino-5-bromo-m-xylene,2,6-dimethyl-4-bromoaniline,4-bromo-2,6-dimethylbenzenamine,4-bromo-2,6-dimethylphenylamine,4-bromo-2,6-dimethyl-aniline,4-bromo-2,6-dimethylaniline,4-bromo-2,6-dimethyl-benzenamine |
| SMIL | CC1=CC(Br)=CC(C)=C1N |
| IUPAC navn | 4-brom-2,6-dimethylanilin |
| InChI nøgle | QGLAYJCJLHNIGJ-UHFFFAOYSA-N |
| Molekylær formel | C8H10BrN |
Mexiletin hydrochlorid, Thermo Scientific Chemicals
CAS: 1-4-5370 Molekylær formel: C11H17NO·HCl Molekylvægt (g/mol): 215.72 InChI nøgle: NFEIBWMZVIVJLQ-UHFFFAOYNA-N Synonym: mexiletine hydrochloride,mexitil,mexiletine hcl,mexiletene hydrochloride,1-2,6-dimethylphenoxy-2-propanamine hydrochloride,1-2,6-dimethylphenoxy propan-2-amine hydrochloride,2-propanamine, 1-2,6-dimethylphenoxy-, hydrochloride,mexitil tn,1-2,6-xylyloxy-2-aminopropane hydrochloride PubChem CID: 21467 ChEBI: CHEBI:6917 IUPAC navn: 1-(2,6-dimethylphenoxy)propan-2-amin;hydrochlorid SMIL: CC1=C(C(=CC=C1)C)OCC(C)N.Cl
| PubChem CID | 21467 |
|---|---|
| Molekylvægt (g/mol) | 215.72 |
| CAS | 1-4-5370 |
| ChEBI | CHEBI:6917 |
| Synonym | mexiletine hydrochloride,mexitil,mexiletine hcl,mexiletene hydrochloride,1-2,6-dimethylphenoxy-2-propanamine hydrochloride,1-2,6-dimethylphenoxy propan-2-amine hydrochloride,2-propanamine, 1-2,6-dimethylphenoxy-, hydrochloride,mexitil tn,1-2,6-xylyloxy-2-aminopropane hydrochloride |
| SMIL | CC1=C(C(=CC=C1)C)OCC(C)N.Cl |
| IUPAC navn | 1-(2,6-dimethylphenoxy)propan-2-amin;hydrochlorid |
| InChI nøgle | NFEIBWMZVIVJLQ-UHFFFAOYNA-N |
| Molekylær formel | C11H17NO·HCl |
Xylener, +98 %, Thermo Scientific Chemicals
CAS: 1330-20-7 Molekylær formel: C8H10 MDL nummer: MFCD00077264
| MDL nummer | MFCD00077264 |
|---|---|
| CAS | 1330-20-7 |
| Molekylær formel | C8H10 |
3,5-dimethylphenylisocyanat, 97 %, Thermo Scientific Chemicals
CAS: 54132-75-1 Molekylær formel: C9H9NO Molekylvægt (g/mol): 147.177 MDL nummer: MFCD00013868 InChI nøgle: DZSGDHNHQAJZCO-UHFFFAOYSA-N Synonym: 3,5-dimethylphenyl isocyanate,3,5-dimethylphenylisocyanate,3,5-xylyl isocyanate,benzene, 1-isocyanato-3,5-dimethyl,isocyanic acid 3,5-dimethylphenyl ester,5-isocyanato-m-xylene,1-isocyanato-3,5-dimethyl-benzene,acmc-1axct,3,5-dimethylbenzenisocyanate,ksc274i2t PubChem CID: 521488 IUPAC navn: 1-isocyanato-3,5-dimethylbenzen SMIL: CC1=CC(=CC(=C1)N=C=O)C
| MDL nummer | MFCD00013868 |
|---|---|
| PubChem CID | 521488 |
| Molekylvægt (g/mol) | 147.177 |
| CAS | 54132-75-1 |
| Synonym | 3,5-dimethylphenyl isocyanate,3,5-dimethylphenylisocyanate,3,5-xylyl isocyanate,benzene, 1-isocyanato-3,5-dimethyl,isocyanic acid 3,5-dimethylphenyl ester,5-isocyanato-m-xylene,1-isocyanato-3,5-dimethyl-benzene,acmc-1axct,3,5-dimethylbenzenisocyanate,ksc274i2t |
| SMIL | CC1=CC(=CC(=C1)N=C=O)C |
| IUPAC navn | 1-isocyanato-3,5-dimethylbenzen |
| InChI nøgle | DZSGDHNHQAJZCO-UHFFFAOYSA-N |
| Molekylær formel | C9H9NO |
3,4-dimethylphenyleddikesyre, 98 %, Thermo Scientific Chemicals
CAS: 17283-16-8 Molekylær formel: C10H11O2 Molekylvægt (g/mol): 163.20 MDL nummer: MFCD02664684 InChI nøgle: OTTPBKINJOYJGW-UHFFFAOYSA-M PubChem CID: 296013 IUPAC navn: 2-(3,4-dimethylphenyl)eddikesyre SMIL: CC1=CC=C(CC([O-])=O)C=C1C
| MDL nummer | MFCD02664684 |
|---|---|
| PubChem CID | 296013 |
| Molekylvægt (g/mol) | 163.20 |
| CAS | 17283-16-8 |
| SMIL | CC1=CC=C(CC([O-])=O)C=C1C |
| IUPAC navn | 2-(3,4-dimethylphenyl)eddikesyre |
| InChI nøgle | OTTPBKINJOYJGW-UHFFFAOYSA-M |
| Molekylær formel | C10H11O2 |