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Chemical substance

Ethane, isocyano-

Also known as Isocyanoethane, Ethylisokyanid, Ethylkarbylamin

CAS 624-79-3Formula C3H5NMolar mass 55.08 g/molEC 210-863-7
GHS signal word: Danger. Pictograms: Flammable, Acute toxicity (severe), Harmful or irritant
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Ethane, isocyano- chemical structure, C3H5N, CAS 624-79-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
624-79-3
Formula
C3H5N
Molar mass
55.08 g/mol
EC number
210-863-7
Physical form
Liquid
HS code
292990
Illustrative photo, assorted laboratory chemical bottles and jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Ethane, isocyano-?

Plain description, key identifiers and synonyms

Ethane, isocyano- is a chemical substance with the molecular formula C3H5N and a molar mass of 55.08 g/mol. Its CAS registry number is 624-79-3. The IUPAC name is isocyanoethane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
isocyanoethane
CAS number
624-79-3 CAS number cross-checked
EC number
210-863-7
Molecular formula
C3H5N
MDL number
MFCD01740118, MFCD26620314
InChIKey
BPCWCZCOOFUXGQ-UHFFFAOYSA-N
InChI
InChI=1S/C3H5N/c1-3-4-2/h3H2,1H3
SMILES (canonical and isomeric)
CC[N+]#[C-]

Synonyms

  • Isocyanoethane
  • Ethylisokyanid
  • Ethylkarbylamin

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Liquidexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
55.08 g/molcalc.
Exact mass
55.0422 Dacalc.
LogP (octanol/water)
0.93calc.
Topological polar surface area
4.36 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
4calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.67calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H225Highly flammable liquid and vapour.
  • H301Toxic if swallowed.
  • H302Harmful if swallowed.
  • H311Toxic in contact with skin.
  • H312Harmful in contact with skin.
  • H331Toxic if inhaled.
  • H332Harmful if inhaled.
Precautionary statements (28)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Ethane, isocyano- suppliers

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Ethane, isocyano- price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Ethane, isocyano- is traded under.

HS 2929.90Indicative HS code

Compounds with other nitrogen function, other

World exports in 2024
$712M
+1.5% vs 2023, imports $703M
2019 to 2024
Top exporters
  1. China32.1%
  2. South Korea18.0%
  3. Germany13.3%
Top importers
  1. United States19.3%
  2. Japan8.0%
  3. China7.3%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Ethane, isocyano- is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Ethane, isocyano-, based on the data on this page

What is Ethane, isocyano-?

Ethane, isocyano- is a chemical substance with the molecular formula C3H5N and a molar mass of 55.08 g/mol. Its CAS registry number is 624-79-3. The IUPAC name is isocyanoethane.

What is the CAS number of Ethane, isocyano-?

The CAS registry number of Ethane, isocyano- is 624-79-3.

What is the molecular formula and weight of Ethane, isocyano-?

The molecular formula of Ethane, isocyano- is C3H5N and its molar mass is 55.08 g/mol.

Is Ethane, isocyano- hazardous?

Ethane, isocyano- carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, toxic if swallowed, harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Ethane, isocyano-?

Ethane, isocyano- is usually classified under HS code 292990 (Compounds with other nitrogen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ethane, isocyano-?

Post a free request on CompoundList and suppliers of Ethane, isocyano- will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Ethane, isocyano-?

Suppliers quote Ethane, isocyano- on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Ethane, isocyano-

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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