SILICON DIOXIDE
UNII ETJ7Z6XBU4

Substance Identification & Data

This profile provides standardized clinical and technical data for Silicon Dioxide, uniquely identified by the FDA Unique Ingredient Identifier (UNII) ETJ7Z6XBU4.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 7631-86-9 and the RxNorm Concept ID (RxCUI) 9771. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
ETJ7Z6XBU4
CAS Registry Number
7631-86-9
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
SILICON DIOXIDE
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
ETJ7Z6XBU4
The specific atomic composition represented as a molecular structure string.
InChIKey
O2Si
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
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
[Si](=O)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Silicon Dioxide. 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.

FDA Official Name

QUARTZ
SAND
SILICA

Common Names & Synonyms

.ALPHA.-TRIDYMITE
AEROSIL 255
AGATE
AVENTURINE
CHRISTENSENITE
COLLOIDAL SILICON DIOXIDE
COLLOIDAL SILICON DIOXIDE [MART.]
COLLOIDAL SILICON DIOXIDE ANHYDROUS
CRYSTALLIZED SILICON DIOXIDE
FUMED SILICON DIOXIDE
LIGHT ANHYDROUS SILICIC ACID
LIGHT ANHYDROUS SILICIC ACID [JAN]
QUSO F-22
QUSO F-22 [II]
ROCK CRYSTAL
SILICA AEROGEL
SILICA GEL
SILICA GEL [VANDF]
SILICA GEL [WHO-DD]
SILICA SAND
SILICA, AMORPHOUS [IARC]
SILICA, COLLOIDAL ANHYDROUS
SILICA, COLLOIDAL ANHYDROUS [EP MONOGRAPH]
SILICA, DENTAL
SILICA, DENTAL [II]
SILICA, DENTAL TYPE [EP MONOGRAPH]
SILICA, DENTAL-TYPE
SILICA, FUMED
SILICA,FUMED [VANDF]
SILICATE [VANDF]
SILICEA
SILICEA [HPUS]
SILICON DIOXIDE
SILICON DIOXIDE [FCC]
SILICON DIOXIDE [II]
SILICON DIOXIDE [MI]
SILICON DIOXIDE [VANDF]
SILICON DIOXIDE [WHO-DD]
SILICON DIOXIDE, AMORPHOUS
SILICON DIOXIDE, COLLOIDAL
SILICON DIOXIDE, COLLOIDAL [II]
SILICON DIOXIDE, COLLOIDAL [WHO-DD]
SILICON DIOXIDE, FUMED
SILICON DIOXIDE,COLLOIDAL [VANDF]
SILICONE DIOXIDE [VANDF]
SIMETHICONE COMPONENT SILICON DIOXIDE
SYLOID 244 [VANDF]
SYLOID SILICA GEL [VANDF]
TIGER-EYE
TRIDYMITE
TRIDYMITE (SIO2)

Brand / Trade Names

AEROSIL 130
AEROSIL 200
AEROSIL 300
AEROSIL 380
AEROSIL-200
CAB-O-SIL M-5P
LUDOX

Technical Codes

E-551
INS NO.551
INS-551

NDC Products Containing SILICON DIOXIDE

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