1,3,8-TRICHLORODIBENZO-P-DIOXIN
UNII 4K91N4LR67

Substance Identification & Data

This profile provides standardized clinical and technical data for 1,3,8-trichlorodibenzo-p-dioxin, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 4K91N4LR67.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 82306-61-4 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
4K91N4LR67
CAS Registry Number
82306-61-4
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
1,3,8-TRICHLORODIBENZO-P-DIOXIN
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C12H5Cl3O2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
FJAKCOBYQSEWMT-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
93471
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
c1(Cl)cc(Cl)cc2Oc3ccc(Cl)cc3Oc21

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 1,3,8-trichlorodibenzo-p-dioxin. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

Common Names & Synonyms

1,3,8-TRICHLORODIBENZO-P-DIOXIN
PCDD 21

External Clinical & Regulatory Resources

CAS
Common Chemistry
NCATS
Inxight Drugs
NLM
DailyMed Products
NCATS
GSRS Full Record
NLM
PubChem Compound