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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 152256Generated: October 23, 2026

2,4,6-Triiodoresorcinol

Riodoxol · 2,4,6-triiodoresorcinol · 2,4,6-Triodo-l,3-benzenid · 2,4,6-TRIIODO-1,3-BENZENEDIOL · 2,4,6-Triiodobenzene-1,3-diol · Resorcinol Impurity 1(Riodoxol) · 1,3-Benzenediol, 2,4,6-triiodo- · 2,4,6-Triiodoresorcinol USP/EP/BP

https://huagongshe.com/en/chemical/152256

2,4,6-Triiodoresorcinol molecular structure

Identifiers & Physical Properties

CAS No.19403-92-0
Molecular formulaC6H3I3O2
Average molar mass487.8 g/mol
Monoisotopic mass487.72672334 g/mol
SMILESOc1c(I)cc(I)c(O)c1I
InChIKeyXKFZYVWWXHCHIX-UHFFFAOYSA-N
PubChem CID152256
ChEMBLCHEMBL4303312
ChEBICHEBI:135788
EC No.830-425-4
DTXSIDDTXSID20173023

Chemical & Physical Properties

XLogP3.2
Topological polar surface area40.5
Hydrogen bond donors2
Hydrogen bond acceptors2
Rotatable bonds0
Heavy atoms11
Formal charge0
Complexity130
LogP (partition coefficient)1.68
Melting point144 °C
Boiling point267.3±40.0 °C(Predicted)
Density3.198±0.06 g/cm3(Predicted)
Storage conditions2-8°C(protect from light)
SolubilityDMSO (Slightly), Methanol (Slightly)
Physical stateSolid
pKa (acidity coefficient)5.96±0.28(Predicted)
ColorBrown
InChIInChI=1S/C6H3I3O2/c7-2-1-3(8)6(11)4(9)5(2)10/h1,10-11H
InChIKeyXKFZYVWWXHCHIX-UHFFFAOYSA-N
SMILESC1(O)=C(I)C=C(I)C(O)=C1I
FDA UNIIRA62C2YQOZ
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH315-H319-H335
GHS precautionary statementsP261-P305+P351+P338
Hazard classIRRITANT
Toxicitymouse,LD50,oral,4578mg/kg (4578mg/kg),Drugs of the Future. Vol. 10, Pg. 35, 1985.

Safety & Regulations

GHS classificationDangerH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Toxicitymouse,LD50,oral,4578mg/kg (4578mg/kg),Drugs of the Future. Vol. 10, Pg. 35, 1985.
Signal wordWarning
GHS pictogramGHS07
Hazard classIRRITANT
GHS hazard statementsH315-H319-H335
GHS precautionary statementsP261-P305+P351+P338

Applications & Uses

Uses

2,4,6-Triiodoresorcinol is a iodinated derivative of Resorcinol (R144700), a benzene derivative used as keratolytic and antiseborrheic. Also used in veterinary medicine as a topical antipruritic and antiseptic (has been used as intestinal antiseptic).