Ethanesulfonic acid (HCID 11668)

Namen und Bezeichner

Bevorzugter Name: Ethanesulfonic acid
IUPAC: ethanesulfonic acid
Lokaler Name: Ethansulfonsure
Englischer Name: Ethanesulfonic acid
Summenformel: C2H6O3S
Molmasse: 110.13

Namen und Synonyme

Ethanesulfonic acid594-45-6Ethylsulfonic AcidEthanesulphonic acidethane sulphonic acid1-ethanesulfonic acidethylsulphonic acid2-ethanesulfonic acid599310E3U2DTXSID5060487CHEBI:42465RefChem:591753

Weitere Namen anzeigen

ethanesulfonateEthanesuLesilic acidETHYLSULFONATEethanesulfonylacid

DTXCID4042622209-843-0InChI=1/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5Ethane sulfonateethane sulfonic acidMFCD00007529ethansulfonic acidethansulphonic acid

Datenbank-Bezeichner

CAS: 594-45-6
PubChem CID: 11668
DTXSID: DTXSID5060487
ChEBI: CHEBI:42465
UNII: 599310E3U2
EC Number: 209-843-0
Nikkaji: J136.509F

Eigenschaften

Berechnete Struktureigenschaften

XLogP: -0,5
Polarare Oberfläche (TPSA): 62,8 Å²
H-Brücken-Donoren: 1
H-Brücken-Akzeptoren: 3
Frei drehbare Bindungen: 1
Schwere Atome: 6
Formalladung: 0
Komplexität: 105

Experimentelle und physikochemische Eigenschaften

Physical DescriptionClear light yellow liquid; [Sigma-Aldrich MSDS]

Physikochemische Eigenschaften

Schmelzpunkt: -17 °C · -17 °C (lit.)
Siedepunkt: 123 °C/0.01 · 123 °C/0.01 mmHg (lit.)
Dichte: 1.35 g/mL · 1.35 g/mL at 25 °C (lit.)
Brechungsindex: 20 · n20/D 1.434(lit.)
Flammpunkt: 230 °F · >230 °F
storage temp.: 30 °C · Store below +30°C.
Löslichkeit: water: soluble
Aggregatzustand: Liquid
pka: 1.83 · 1.83±0.50(Predicted)
Wichte: 1.357 · 1.357
Farbe: Colorless to yellow
Wasserlöslichkeit: soluble
BRN: 1743071 · 1743071
InChI: 1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5)
InChIKey: CCIVGXIOQKPBKL-UHFFFAOYSA-N
SMILES: O=S(O)(CC)=O
LogP: -1.577 · -1.577 (est)
CAS Datenbank: 594 · 594-45-6(CAS DataBase Reference)
EPA chemische Informationen: Ethanesulfonic acid (594-45-6)

Sicherheit und Regulatorisches

GHS-Klassifizierung

GHS Classification · 5 Einträge

Danger

H290 (15.3%): May be corrosive to metals [Warning Corrosive to Metals]；H302+H312 (13.6%): Harmful if swallowed or in contact with skin [Warning Acute toxicity, oral; acute toxicity, dermal]；H302 (81.4%): Harmful if swallowed [Warning Acute toxicity, oral]；H312 (15.3%): Harmful in contact with skin [Warning Acute toxicity, dermal]；H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]；H318 (22%): Causes serious eye damage [Danger Serious eye damage/eye irritation]；H335 (15.3%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P234, P260, P261, P264, P264+P265, P270, P271, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P319, P321, P330, P362+P364, P363, P390, P403+P233, P405, P406, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 59 reports by companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Gefahrenhinweise

Regulatory Information · 3 Einträge

Chemical: Ethanesulfonic acid

Status: Active Update: 28-08-2020 https://echa.europa.eu/registration-dossier/-/registered-dossier/20717

Ethanesulphonic acid: Does not have an individual approval but may be used under an appropriate group standard

Hazards SummaryCauses burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; Harmful by ingestion; [Sigma-Aldrich MSDS] See Methanesulfonic acid.

Hazard Classes and CategoriesMet. Corr. 1 (15.3%)；Acute Tox. 4 (81.4%)；Acute Tox. 4 (15.3%)；Skin Corr. 1 (100%)；Eye Dam. 1 (22%)；STOT SE 3 (15.3%)

Toxikologische Informationen

Adverse EffectsDermatotoxin - Skin burns.；Toxic Pneumonitis - Inflammation of the lungs induced by inhalation of metal fumes or toxic gases and vapors.

Regulatorische Informationen

Regulatory Information · 3 Einträge

Chemical: Ethanesulfonic acid

Status: Active Update: 28-08-2020 https://echa.europa.eu/registration-dossier/-/registered-dossier/20717

Ethanesulphonic acid: Does not have an individual approval but may be used under an appropriate group standard

Sicherheitsdaten

wgk: 3
tsca: TSCA listed
ridadr: UN 2586 8/PG 3
hs_code: 29041000
risk_code: 34-35
hazard_code: C
safety_code: 26-36/37/39-45
hazard_class: 8
packing_group: II
Speicherklasse: 8A - Combustible corrosive hazardous materials
Hazard Classifications: Acute Tox. 4 OralEye Dam. 1Skin Corr. 1B

Chemie und Industrie

Verwendung und Herstellung

General Manufacturing InformationEthanesulfonic acid: ACTIVE

Anwendungen · 1 Eintrag

VerwendenEthanesulfonic acid is employed in the electrolytic reduction of perrhenate solutions. It is also used as a catalyst for alkylation, polymerization and other reactions. Further, it reacts with triethoxymethane to prepare ethanesulfonic acid ethyl ester.