Lompat ke isi

Etilen glikol

Ti Wikipédia Sunda, énsiklopédi bébas
Citakan:Chembox MainHazards
Etilen glikol
Wireframe model of ethylene glycol
Spacefill model of ethylene glycol
Spacefill model of ethylene glycol
Ball and stick model of ethylene glycol
Ball and stick model of ethylene glycol
Sample of ethylene glycol
Wasta
Wasta IUPAC
1,2-Étanadiol
Wasta IUPAC dipréférénsi
Étana-1,2-diol[1]
Wasta lian
  • Étilén glikol
  • 1,2-Étanadiol
  • Étilén alkohol
  • Monoétilén glikol
  • 1,2-Dihidroksiétana
  • Pelarut glikol
Pananda
Modél 3D (JSmol)
Abbreviations MEG
505945
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.003.159
Nomer EC 203-473-3
943
KEGG
MeSH Ethylene+glycol
UNII
Nomer UN 3082
Sipat
C2H6O2
Massa molar 62068 g·mol−1
Panampilan Hérang, cairan tanwarna
Bau Odorless[2]
Dénsitas Citakan:Cvt
Titik lebur −12.9 °C (8.8 °F; 260.2 K)
Titik golak 197.3 °C (387.1 °F; 470.4 K)
Miscible
Solubilitas Leyur dina kalolobaan pelarut organik
log P -1.69[3]
Tekanan uap 0.06 mmHg (20 °C)[2]
Viscosity 1.61×10−2 Pa·s[4]
Baya
Lambar data kasalametan (SDS)
Piktogram GHS GHS07: Exclamation markGHS08: Health hazard
Kecap sinyal GHS Warning
H302, H373
P260, P264, P270, P301+P312, P302, P314, P330, P501
NFPA 704
NFPA 704 four-colored diamondFlammability code 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g., canola oilHealth code 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g., chloroformReactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g., liquid nitrogenSpecial hazards (white): no code
1
2
0
Titik hurung 111 °C (232 °F; 384 K) closed cup
410 °C (770 °F; 683 K)
Explosive limits 3.2–15.2%[2]
NIOSH (US health exposure limits):
PEL (Permissible)
None[2]
REL (Recommended)
None established[2]
IDLH (Immediate danger)
None[2]
Sanyawa patali
Related diol
Iwal disebutkeun séjén, data nu dipidangkeun keur matéri dina kaayaan baku (dina 25 °C, 100 kPa).
N verifikasi (naon ieu YaYN ?)
Rujukan kotak info

Étilén glikol (IUPAC name: étana-1,2-diol) nyaéta sanyawa organik (a vicinal diol[5]) with the formula (CH2OH)2. Utamana dipaké pikeun dua guna, bahan baku pabrik serat poliéster jeung resép antibeku. Rupana cairan kentel tanbau, tanwarna, jeung babari kaduruk. Karasana amis, tapi toksik lamun loba.[6]

Mangpaat

[édit | édit sumber]

Agén paniis jeung pamindah panas

[édit | édit sumber]

Étilén glikol utamana dipaké salaku agén antibeku dina paniis (coolant), jeung sistem mobil jeung AC anu boga chiller atawa bagian anu kudu tiis sahandapeun titik beku cai. Dina sistem paniis/pamanas géotermal, étilén glikol jadi cairan anu ngakut panas ngaliwatan kompa panas géotermal.

Rujukan

[édit | édit sumber]
  1. International Union of Pure and Applied Chemistry (2014). Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013. The Royal Society of Chemistry. p. 690. ISBN 978-0-85404-182-4. doi:10.1039/9781849733069. 
  2. a b c d e f NIOSH Pocket Guide to Chemical Hazards. "#0272". National Institute for Occupational Safety and Health (NIOSH). 
  3. "Ethylene glycol". www.chemsrc.com. 
  4. Elert, Glenn. "Viscosity". The Physics Hypertextbook. Diakses tanggal 2007-10-02. 
  5. "3.8: 3.8 Alcohols - Classification and Nomenclature". Chemistry LibreTexts. 2018-10-13. Diakses tanggal 2022-04-21. 
  6. Ethylene glycol poisoning

Tutumbu kaluar

[édit | édit sumber]




Citakan:Mesin otomotip