ISOCYANIC ACID

Modify Date: 2026-07-10 10:21:12

ISOCYANIC ACID Structure
ISOCYANIC ACID structure
Common Name ISOCYANIC ACID
CAS Number 75-13-8 Molecular Weight 43.02470
Density 1.04g/cm3 Boiling Point 23.5ºC
Molecular Formula CHNO Melting Point -86ºC
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name isocyanic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.04g/cm3
Boiling Point 23.5ºC
Melting Point -86ºC
Molecular Formula CHNO
Molecular Weight 43.02470
Exact Mass 43.00580
PSA 40.92000
LogP 0.00070
Index of Refraction 1.395
InChIKey OWIKHYCFFJSOEH-UHFFFAOYSA-N
SMILES N=C=O

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2933699090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933699090
Summary 2933699090 other compounds containing an unfused triazine ring (whether or not hydrogenated) in the structure。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:20.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

isozyansaeure
ISOCYANIC ACID
isocyansaeure
HNCO
isocianic acid
Hydrogen isocyanate
imino-ketone
oxidoazanediidocarbon

 ISOCYANIC ACID | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the SMILES notation of isocyanic acid?
A: SMILES notation of isocyanic acid is N=C=O.
Q: What is the CAS number of isocyanic acid?
A: CAS number of isocyanic acid is 75-13-8.
Q: What is the molecular formula of isocyanic acid?
A: Molecular formula of isocyanic acid is CHNO.
Q: What are the downstream products of isocyanic acid?
A: Related downstream products(CAS) of isocyanic acid: 471-47-6;3232-84-6;5329-14-6;5663-07-0;25410-32-6;2911-21-9;2687-25-4;2778-42-9;698-90-8;13146-75-3.
Q: What English synonyms does isocyanic acid have?
A: English synonyms of isocyanic acid: isozyansaeure, ISOCYANIC ACID, isocyansaeure, HNCO, isocianic acid, Hydrogen isocyanate, imino-ketone, oxidoazanediidocarbon.
Q: What is the polar surface area (PSA) of isocyanic acid?
A: Polar surface area (PSA) of isocyanic acid is 40.92000.
Q: What is the InChIKey of isocyanic acid?
A: InChIKey of isocyanic acid is OWIKHYCFFJSOEH-UHFFFAOYSA-N.
Q: What is the LogP of isocyanic acid?
A: LogP of isocyanic acid is 0.00070.
Q: What is the melting point of isocyanic acid?
A: Melting point of isocyanic acid is -86ºC.
Q: What are the upstream materials of isocyanic acid?
A: Related upstream materials(CAS) of isocyanic acid: 64-17-5;51-79-6;67-56-1;598-55-0;57-13-6;108-80-5;201230-82-2;1333-74-0;10102-43-9;77287-34-4.

 ISOCYANIC ACIDfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Henan Tianfu Chemical Co., Ltd.
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