Silicon nitride (CED0002600)

Record Information

Version

1.0

Creation Date

2016-05-19 03:07:20 UTC

Update Date

2026-08-26 00:29:24 UTC

Accession Number

CHEM009570

Identification

Common Name

Silicon nitride

Class

Small Molecule

Description

Silicon nitride is an inorganic compound with the chemical formula N4Si3 and an average molecular weight of 140.28 g/mol. Silicon nitride belongs to the metalloid nitrides, a subclass of metalloid organides within the inorganic compounds. This substance is categorized as a mixed metal/non-metal compound. The compound is found in or released from 39 recorded sources across several diverse sectors. Within electrical and electronic equipment, it is associated with amplifiers, antennas, adjustable resistors, auxiliary devices, and coils, among 19 other items. In the realm of building and construction, it is found in floors, ceilings, roofs, ladders, and fencing, as well as three additional sources. Household cleaning and consumer products containing the compound include tobacco pipes, pipe accessories, ash trays, other smoking requisites, and non electric simulated smoking devices. Furthermore, silicon nitride is linked to household items such as key rings and is utilized in food, food processing and cookware, specifically for processing fish.

Contaminant Type

Not Available

Chemical Structure

MOL SDF PDB SMILES InChI

Synonyms

Value	Source
Si3n4	MeSH
Silicon nitride	MeSH

Chemical Formula

N₄Si₃

Average Molecular Mass

140.283 g/mol

Monoisotopic Mass

139.943 g/mol

CAS Registry Number

12033-89-5

IUPAC Name

1Si-hexacyclo[3.1.1.0¹,⁴.0²,⁵.0³,⁶.0³,⁷]trisilazane

Traditional Name

silicon nitride

SMILES

N12[Si]34N5[Si]11N3[Si]25N41

InChI Identifier

InChI=1S/N4Si3/c1-5-2-6(1)3(5)7(1,2)4(5)6

InChI Key

HQVNEWCFYHHQES-UHFFFAOYSA-N

Chemical Taxonomy

Description

Belongs to the class of inorganic compounds known as metalloid nitrides. These are inorganic compounds of nitrogen where nitrogen has a formal oxidation state of -3, and the heaviest metal atom is a metalloid.

Kingdom

Inorganic compounds

Super Class

Mixed metal/non-metal compounds

Class

Metalloid organides

Sub Class

Metalloid nitrides

Direct Parent

Metalloid nitrides

Alternative Parents

Substituents

Metalloid nitride
Inorganic nitride
Inorganic salt
Inorganic metalloid salt

Molecular Framework

Not Available

External Descriptors

Not Available

Biological Properties

Status

Detected and Not Quantified

Origin

Not Available

Cellular Locations

Not Available

Biofluid Locations

Not Available

Tissue Locations

Not Available

Applications

Not Available

Biological Roles

Not Available

Chemical Roles

Not Available

Organoleptic Effects

Not Available

Physical Properties

State

Not Available

Appearance

Not Available

Experimental Properties

Property	Value
Melting Point	Not Available
Boiling Point	Not Available
Solubility	Not Available

Predicted Properties

Property	Value	Source
logP	-12	ChemAxon
pKa (Strongest Basic)	2.85	ChemAxon
Physiological Charge	0	ChemAxon
Hydrogen Acceptor Count	4	ChemAxon
Hydrogen Donor Count	0	ChemAxon
Polar Surface Area	12.96 Å²	ChemAxon
Rotatable Bond Count	0	ChemAxon
Refractivity	16.07 m³·mol⁻¹	ChemAxon
Polarizability	0 Å³	ChemAxon
Number of Rings	6	ChemAxon
Bioavailability	Yes	ChemAxon
Rule of Five	Yes	ChemAxon
Ghose Filter	No	ChemAxon
Veber's Rule	Yes	ChemAxon
MDDR-like Rule	No	ChemAxon

Spectra

Spectrum Type	Description	Splash Key	Deposition Date	View
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum	splash10-0006-0900000000-71e26879c929d6d7ee91	Not Available	View Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum	splash10-0006-0900000000-71e26879c929d6d7ee91	Not Available	View Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum	splash10-0006-0900000000-71e26879c929d6d7ee91	Not Available	View Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum	splash10-000i-0900000000-2d74e36bddf833bb7948	Not Available	View Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum	splash10-000i-0900000000-2d74e36bddf833bb7948	Not Available	View Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum	splash10-000i-0900000000-2d74e36bddf833bb7948	Not Available	View Spectrum

Toxicity Profile

Mechanism of Toxicity

Not Available

Carcinogenicity (IARC Classification)

Not Available

Minimum Risk Level

Not Available

Symptoms

Not Available

Treatment

Not Available

Toxicity Values

Not Available

Health Effects

Health Effect	Relationship	Direction	Reference

Exposure Sources

Source ID	Source	Sector	Reference
495	Ceilings	Building & Construction	Not Available
496	Fencing	Building & Construction	Not Available
497	Floors	Building & Construction	Not Available
498	Ladders	Building & Construction	Not Available
499	Roofs	Building & Construction	Not Available
500	Stairs And Ramps	Building & Construction	Not Available
502	Sunshades Awnings Or Outside Screens	Building & Construction	Not Available
503	Tents Or Canopies	Building & Construction	Not Available
504	Adjustable Resistors	Electrical & Electronic Equipment	Not Available
505	Amplifiers	Electrical & Electronic Equipment	Not Available
506	Antennas	Electrical & Electronic Equipment	Not Available
507	Auxiliary Devices	Electrical & Electronic Equipment	Not Available
508	Coils	Electrical & Electronic Equipment	Not Available
510	Communication Cables Or Conductors	Electrical & Electronic Equipment	Not Available
513	Cores Yokes Or Armatures	Electrical & Electronic Equipment	Not Available
516	Electric Hearing Aids	Electrical & Electronic Equipment	Not Available
520	Emergency Protective Devices	Electrical & Electronic Equipment	Not Available
523	Gas Filled Discharge Tubes With Solid Cathode	Electrical & Electronic Equipment	Not Available
525	Line Transmission Systems	Electrical & Electronic Equipment	Not Available
526	Loudspeakers	Electrical & Electronic Equipment	Not Available
527	Magnets	Electrical & Electronic Equipment	Not Available
528	Microphones	Electrical & Electronic Equipment	Not Available
529	Power Cables	Electrical & Electronic Equipment	Not Available
531	Relays	Electrical & Electronic Equipment	Not Available
532	Selectors	Electrical & Electronic Equipment	Not Available
533	Sparking Plugs	Electrical & Electronic Equipment	Not Available
534	Still Video Cameras	Electrical & Electronic Equipment	Not Available
535	Superconducting Magnets And Superconducting Coils	Electrical & Electronic Equipment	Not Available
536	Superconductive Or Hyperconductive Conductors Cables Or Transmission Lines	Electrical & Electronic Equipment	Not Available
538	Thin Magnetic Films	Electrical & Electronic Equipment	Not Available
539	Video Games	Electrical & Electronic Equipment	Not Available
540	X Ray Tubes	Electrical & Electronic Equipment	Not Available
551	Processing Fish	Food, food processing & cookware	Not Available
554	Ash Trays	Household cleaning & consumer products	Not Available
559	Non Electric Simulated Smoking Devices	Household cleaning & consumer products	Not Available
560	Other Smoking Requisites	Household cleaning & consumer products	Not Available
562	Pipe Accessories	Household cleaning & consumer products	Not Available
566	Tobacco Pipes	Household cleaning & consumer products	Not Available
573	Key Rings	Household items	Not Available
578	Making Cigars	Industrial manufacturing & chemical processing	Not Available
579	Manufacture Of Iron Or Steel	Industrial manufacturing & chemical processing	Not Available
583	Anchoring Equipment	Marine, shipping & aquaculture	Not Available
584	Buoys	Marine, shipping & aquaculture	Not Available
592	Marine Propulsion Or Steering	Marine, shipping & aquaculture	Not Available
593	Nautical Instruments	Marine, shipping & aquaculture	Not Available
598	Fertiliser Distributors	Agriculture & land management	Not Available
601	Lawn Mowers	Agriculture & land management	Not Available
619	Manicure Pedicure	Personal care & cosmetics	Not Available
643	Headwear	Textiles, leather & furnishings	Not Available
653	Sewing	Textiles, leather & furnishings	Not Available
655	Slide Fasteners	Textiles, leather & furnishings	Not Available
658	Touch Fasteners	Textiles, leather & furnishings	Not Available
661	Umbrellas	Textiles, leather & furnishings	Not Available

Pathways

0 pathways

No pathways found

No metabolic pathways have been associated with this synthetic chemical

Targets

Structure	Protein	UniProt ID	Organism	Relationship	Details
Click to view 3D structure	Sodium-dependent dopamine transporter	Q01959	Humans	Predicted (SEA)	7784.61
Click to view 3D structure	Sodium-dependent dopamine transporter	P23977	Rattus norvegicus	Predicted (SEA)	7784.61
Click to view 3D structure	D(3) dopamine receptor	P35462	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Muscarinic acetylcholine receptor M1	P08482	Rattus norvegicus	Predicted (SEA)	7784.61
Click to view 3D structure	Muscarinic acetylcholine receptor M2	P10980	Rattus norvegicus	Predicted (SEA)	7784.61
Click to view 3D structure	Sodium-dependent serotonin transporter	P31652	Rattus norvegicus	Predicted (SEA)	7784.61
Click to view 3D structure	Muscarinic acetylcholine receptor M1	P11229	Humans	Predicted (SEA)	7784.61
Click to view 3D structure	Sodium-dependent noradrenaline transporter	P23975	Humans	Predicted (SEA)	7784.61
Click to view 3D structure	5-hydroxytryptamine receptor 6	P50406	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Histamine H1 receptor	P35367	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Sigma non-opioid intracellular receptor 1	Q99720	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Norepinephrine transporter	Q9WTR4	Rattus norvegicus	Predicted (SEA)	7784.61
Click to view 3D structure	Vascular endothelial growth factor receptor 2	P35968	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	D(2) dopamine receptor	P14416	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Tyrosine-protein kinase JAK2	O60674	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	5-hydroxytryptamine receptor 2A	P28223	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Muscarinic acetylcholine receptor M2	P08172	Humans	Predicted (SEA)	7784.61
Click to view 3D structure	Alpha-2C adrenergic receptor	P18825	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Histamine H2 receptor	P25021	Humans	Predicted (SEA)	7784.61
Click to view 3D structure	Tyrosine-protein kinase JAK1	P23458	Humans	Predicted (SEA)	7784.61
Click to view 3D structure	Alpha-2B adrenergic receptor	P18089	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Muscarinic acetylcholine receptor M3	P20309	Humans	Predicted (SEA)	7784.61
Click to view 3D structure	Aurora kinase A	O14965	Humans	Predicted (SEA)	7784.69
Click to view 3D structure	Alpha-2A adrenergic receptor	P08913	Humans	Predicted (SEA)	7784.77
Click to view 3D structure	Alpha-1D adrenergic receptor	P25100	Humans	Predicted (SEA)	7784.69