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Etantiol

Ethanethiol[1][2]
Skeletna struktura etantiola
Krogelni model molekule etanetiola
Imena
Priporočeno IUPAC ime
Ethanethiol
Druga imena
etil merkaptan
merkaptoetan
etil sulfhidrat
Identifikatorji
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.000.762
RTECS število
  • KI9625000
UNII
UN število 2363
  • InChI=1S/C2H6S/c1-2-3/h3H,2H2,1H3
    Key: DNJIEGIFACGWOD-UHFFFAOYSA-N
  • InChI=1/C2H6S/c1-2-3/h3H,2H2,1H3
    Key: DNJIEGIFACGWOD-UHFFFAOYAW
  • CCS
Lastnosti
C2H6S
Molska masa 62.13404 g·mol−1
Videz brezbarvna tekočina[3]
Vonj gnilo zelje, vetrovi, po dihurju[3]
Gostota 0.8617 g·cm−3
Tališče −148 °C (−234 °F; 125 K)
Vrelišče 35 °C (95 °F; 308 K)
0.7% (20 °C)[3]
Parni tlak 442 mmHg (20 °C)[3]
Kislost (pKa) 10.6
Magnetna občutljivost −47.0×10−6 cm3/mol
Nevarnosti
Glavne nevarnosti slabost
Gorljivo Zdravju škodljivo Xn Dangerous for the Environment (Nature) N
R-stavki (zastarelo) R11, R20, R50/53
S-stavki (zastarelo) S16, S25, S60, (S61)
NFPA 704 (diamant ognja)
NFPA 704 four-colored diamondFlammability code 4: Will rapidly or completely vaporize at normal atmospheric pressure and temperature, or is readily dispersed in air and will burn readily. Flash point below 23 °C (73 °F). E.g. propaneHealth 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
4
2
0
Plamenišče −48 °C; −55 °F; 225 K[3]
Meje eksplozivnosti
2.8–18.0%[3]
Smrtni odmerek ali koncentracija (LD, LC):
682 mg/kg (rat, oral)[4]
4410 ppm (rat, 4 hr)
2770 (mouse, 4 hr)[4]
NIOSH (ZDA varnostne meje):
PEL (Dopustno)
C 10 ppm (25 mg/m3)[3]
REL (Priporočeno)
C 0.5 ppm (1.3 mg/m3) [15-minut][3]
IDLH (Takojšnja nevarnost)
500 ppm[3]
Sorodne snovi
Sorodne snovi Methanethiol
Butanethiol
Ethanol
thiophenol
Če ni navedeno drugače, podatki veljajo za material v standardnem stanju pri 25 °C, 100 kPa).
Sklici infopolja

Etantiol je hlapljiva tekočina z vonjem po česnu, katere hlapi so zelo lahko vnetljivi.

  1. Merck Index, 12th edition, hEllon and 3771
  2. »ICSC 0470 - ETHANETHIOL«.
  3. 3,0 3,1 3,2 3,3 3,4 3,5 3,6 3,7 3,8 NIOSH Pocket Guide to Chemical Hazards. »#0280«. National Institute for Occupational Safety and Health (NIOSH).
  4. 4,0 4,1 »Ethyl mercaptan«. Immediately Dangerous to Life and Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).

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إيثانثيول Arabic اتانتیول AZB Етантиол Bulgarian Etanotiol Catalan Ethylmerkaptan Czech Ethanthiol German Αιθανοθειόλη Greek Ethanethiol English Etanotiolo EO Etanotiol Spanish

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