PYROPHOSPHORIC ACID
UNII 4E862E7GRQ

Substance Identification & Data

This profile provides standardized clinical and technical data for Pyrophosphoric Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 4E862E7GRQ.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 2466-09-3 and the RxNorm Concept ID (RxCUI) 1546425. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
4E862E7GRQ
CAS Registry Number
2466-09-3
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
PYROPHOSPHORIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
4E862E7GRQ
The specific atomic composition represented as a molecular structure string.
InChIKey
H4O7P2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
XPPKVPWEQAFLFU-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
P(OP(O)(O)=O)(O)(O)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Pyrophosphoric Acid. 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

DIPHSOPHORIC ACID
PYROPHOSPHORIC ACID [MI]
PYROPHOSPHORIC ACID [WHO-DD]

Systematic Nomenclature

DIPHOSPHORIC-ACID
PYROPHOSPHORIC ACID

NDC Products Containing PYROPHOSPHORIC ACID

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: