Thieno(2,3-b)pyridine

HCID 289928

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Basic information

CAS: 272-23-1
Standard SMILES: c1cnc2sccc2c1
InChIKey: SMZMHUCIDGHERP-UHFFFAOYSA-N
Molecular formula: C7H5NS
Average molar mass: 135.19 g/mol
Monoisotopic mass: 135.01427034

Names & identifiers

Preferred name: Thieno(2,3-b)pyridine
IUPAC: thieno[2,3-b]pyridine
English name: Thieno[2,3-b]pyridine (8CI,9CI)
Molecular formula: C7H5NS
Molecular weight: 135.19

Names & synonyms

Thieno[2,3-b]pyridine272-23-16XG2YBX9JJNSC-152397DTXSID80302650thieno(2,3-b)pyridineRefChem:189373DTXCID30253784802-218-9Thieno[2,3-b]pyridine (8CI,9CI)MFCD01631145NSC152397

Show more names

NSC 152397

SCHEMBL10299SCHEMBL71510SCHEMBL135191SCHEMBL334791SCHEMBL334812SCHEMBL335077SCHEMBL30337062SMZMHUCIDGHERP-UHFFFAOYSA-N

Database identifiers

CAS: 272-23-1
PubChem CID: 289928
DTXSID: DTXSID80302650
UNII: 6XG2YBX9JJ
EC Number: 802-218-9
Nikkaji: J1.373.584K

Properties

Computed structural properties

XLogP: 2.2
Topological polar surface area: 41.1 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 2
Rotatable bonds: 0
Heavy atoms: 9
Formal charge: 0
Complexity: 105

Physicochemical properties

Boiling point: 236.5 · 236.5±13.0 °C(Predicted)
Density: 1.272 · 1.272±0.06 g/cm3(Predicted)
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
pka: 4.54 · 4.54±0.30(Predicted)
Appearance: Colorless to light yellow Liquid
FDA UNII: 6 XG2YBX9JJ · 6XG2YBX9JJ
Symbol(GHS): 7 · GHS07
Signal word: Warning
Hazard statements: 302 · H302-H315-H335-H319
Precautionary statements: 264 · P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501
HS Code: 2934999090 · 2934999090

Safety & regulation

GHS classification

GHS Classification · 5 items

Warning

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]；H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]；H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]；H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 2 reports by companies from 2 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.

Hazard information

Hazard Classes and CategoriesAcute Tox. 4 (100%)；Skin Irrit. 2 (100%)；Eye Irrit. 2 (100%)；STOT SE 3 (100%)

Safety data

hs_code: 2934999090
Signal word: Warning
Symbol(GHS): GHS07
Hazard statements: H302-H315-H335-H319
Precautionary statements: P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501