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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 1908Generated: October 31, 2026

8-(p-Sulfophenyl)theophylline

8-Spt · 8-p-ST · 8-pspt · EU-0100135 · Lopac-A-013 · 8-Pspt, 8-SPT · NCGC00015000-01 · NCGC00093625-03

https://huagongshe.com/en/chemical/1908

8-(p-Sulfophenyl)theophylline molecular structure

Identifiers & Physical Properties

CAS No.80206-91-3
Molecular formulaC13H12N4O5S
Average molar mass336.33 g/mol
Monoisotopic mass336.05284067 g/mol
SMILESCn1c(=O)c2[nH]c(-c3ccc(S(=O)(=O)O)cc3)nc2n(C)c1=O
InChIKeyLXJSJIXZOAMHTG-UHFFFAOYSA-N
PubChem CID1908
ChEMBLCHEMBL8488
DTXSIDDTXSID90230152

Chemical & Physical Properties

XLogP1.6
Topological polar surface area132
Hydrogen bond donors2
Hydrogen bond acceptors6
Rotatable bonds2
Heavy atoms23
Formal charge0
Complexity610
Melting point>300 °C
Density1.594±0.06 g/cm3(Predicted)
SolubilityH2O: 12 mg/mL
Physical statesolid
pKa (acidity coefficient)-1.59±0.50(Predicted)
Colorwhite
EWG's Food Scores1
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH315-H319-H335
GHS precautionary statementsP261-P305+P351+P338
Hazard symbolsXi
Risk statements (R)36/37/38
Safety statements (S)26
Water hazard class (WGK)3

Safety & Regulations

Water hazard class (WGK)3
Risk statements (R)36/37/38
Signal wordWarning
GHS pictogramGHS07
Hazard symbolsXi
Safety statements (S)26
GHS hazard statementsH315-H319-H335
GHS precautionary statementsP261-P305+P351+P338

Applications & Uses

Uses

8(p-Sulfophenyl)theophylline is a polar adenosine receptor antagonist.