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HCID 13625Erstellt: 26. Oktober 2026

Benzothiazol-2(3H)-on

2-HYDROXYBENZOTHIAZOLE · 2(3H)-BENZOTHIAZOLONE · Benzo[d]thiazol-2(3H)-one · BENZOTHIAZOLONE · benzo[d]thiazol-2-ol · 2-Benzothiazolone · 2,3-dihydro-1,3-benzothiazol-2-one · 2-BENZOTHIAZOLINONE

https://huagongshe.com/de/chemical/13625

Molekülstruktur von Benzothiazol-2(3H)-on

Identifikatoren & physikalische Daten

CAS No.934-34-9
SummenformelC7H5NOS
Durchschnittliche Molmasse151,19 g/mol
Monoisotopische Masse151,00918478 g/mol
SMILESO=c1[nH]c2ccccc2s1
InChIKeyYEDUAINPPJYDJZ-UHFFFAOYSA-N
PubChem CID13625
ChEMBLCHEMBL276936
ChEBICHEBI:115196
EC No.213-281-1
DTXSIDDTXSID6061315
Lokaler NameBenzothiazol-2(3H)-on

Chemische & physikalische Eigenschaften

XLogP1,8
Polarare Oberfläche (TPSA)54,4
H-Brücken-Donoren1
H-Brücken-Akzeptoren2
Frei drehbare Bindungen0
Schwere Atome10
Formalladung0
Komplexität160
PolymersRubber
LogP (Verteilungskoeffizient)1.76
Collision Cross Section123.7 Ų [M-H]- [CCS Type: DTBuffer gas: N2Ionization: ESI-Dataset: TOXCASTSource Identifier: DTXSID6061315]123.75 Ų [M-H]-
Schmelzpunkt137-140 °C (lit.)
Siedepunkt360°C (rough estimate)
Dichte1.2170 (rough estimate)
Brechungsindex1.5500 (estimate)
LagerbedingungenKeep in dark place,Sealed in dry,Room Temperature
LöslichkeitChloroform (Slightly, Sonicated), DMSO (Slightly)
AggregatzustandSolid
pKa (Säurekonstante)10.41±0.20(Predicted)
FarbeWhite to Off-White
InChI1S/C7H5NOS/c9-7-8-5-3-1-2-4-6(5)10-7/h1-4H,(H,8,9)
InChIKeyYEDUAINPPJYDJZ-UHFFFAOYSA-N
SMILESOc1nc2ccccc2s1
LogP (Verteilungskoeffizient)1.760
CAS Datenbank934-34-9(CAS DataBase Reference)
NIST chemische Informationen2-Benzothiazolol (keto form)(934-34-9)
EPA chemische Informationen2(3H)-Benzothiazolone (934-34-9)

Sicherheit & Vorschriften

GHS-EinstufungThis chemical does not meet GHS hazard criteria for 43.5% (37 of 85) of reports.WarningH302 (51.8%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P270, P271, P280, P301+P317, P302+P352, P304+P340, P317, P321, P330, P362+P364, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 85 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatorische InformationenChemical: 2(3H)-Benzothiazolone
Hazard Classes and CategoriesAcute Tox. 4 (51.8%)
Wassergefährdungsklasse (WGK)3
TSCA-Inventar-StatusTSCA listed
Zollcode29061990
R-Sätze (R)20/21/22
GefahrensymboleXn
Sicherheitshinweise (S)36
Lagerklasse11 - Combustible Solids
GefahrenklasseAcute Tox. 4 DermalAcute Tox. 4 InhalationAcute Tox. 4 Oral

Anwendungen & Verwendung

Verwenden

2-Hydroxybenzothiazole may be employed as carbon, nitrogen and energy supplement in the bacterial cultures. It may be used in the preparation of insulating thin polymer (<0.1μm), via electropolymerization.