5-methoxy-3H-benzooxazole-2-thione

Modify Date: 2026-07-08 19:48:34

5-methoxy-3H-benzooxazole-2-thione Structure
5-methoxy-3H-benzooxazole-2-thione structure
Common Name 5-methoxy-3H-benzooxazole-2-thione
CAS Number 49559-83-3 Molecular Weight 181.21
Density 1.6±0.1 g/cm3 Boiling Point 326.7±44.0 °C at 760 mmHg
Molecular Formula C8H7NO2S Melting Point 218-223ºC
MSDS N/A Flash Point 151.4±28.4 °C

 Names

Name 5-methoxy-3H-1,3-benzoxazole-2-thione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 326.7±44.0 °C at 760 mmHg
Melting Point 218-223ºC
Molecular Formula C8H7NO2S
Molecular Weight 181.21
Flash Point 151.4±28.4 °C
Exact Mass 181.01974964
PSA 70.25000
LogP 1.68
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.776
InChIKey QGTUVLRFJOUWBN-UHFFFAOYSA-N
SMILES COC1=CC2=C(C=C1)OC(=S)N2
Storage condition 2-8°C

 Safety Information

Hazard Codes Xn
Risk Phrases 22-37/38-41
Safety Phrases 26-36/37/39
HS Code 2934999090

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 5-methoxy-3H-benzooxazole-2-thioneBioassay

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Name: Inhibition of human chymotrypsin-like beta 5i subunit of iCP assessed as residual act...
Source: ChEMBL
Target: Proteasome subunit beta type-8
External Id: CHEMBL4822209
Name: HIV Cellular Data
Source: NIAID
Target: N/A
External Id: HIV Cellular Data
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 Synonyms

5-methoxybenzoxazole-2-thiol
2-mercapto-5-methoxybenzoxazole
5-Methoxy-1,3-benzoxazole-2(3H)-thione
5-methoxy-2-mercaptobenzoxazole
5-methoxybenzo[d]oxazole-2-thiol
5-Methoxy-benzooxazole-2-thiol
5-Hydroxy-1,3-benzoxazole-2(3H)-thione
5-methoxy-1,3-benzoxazole-2-thiol
2-mercapto-5-metossi-benzossazolo
5-methoxy-3H-benzooxazole-2-thione
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