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Nitriles, nitro and azo compounds

2-Methylpropanedinitrile

Also known as 2-Methylmalononitrile, Methylmalononitrile, 1,1-Dicyanoethane

CAS 3696-36-4Formula C4H4N2Molar mass 80.09 g/molEC 843-211-0
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Harmful or irritant
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2-Methylpropanedinitrile chemical structure, C4H4N2, CAS 3696-36-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3696-36-4
Formula
C4H4N2
Molar mass
80.09 g/mol
EC number
843-211-0
HS code
292690
Category
Nitriles, nitro and azo compounds

What is 2-Methylpropanedinitrile?

Plain description, key identifiers and synonyms

2-Methylpropanedinitrile is a chemical substance with the molecular formula C4H4N2 and a molar mass of 80.09 g/mol. Its CAS registry number is 3696-36-4.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-methylpropanedinitrile
CAS number
3696-36-4 CAS number cross-checked
EC number
843-211-0
Molecular formula
C4H4N2
InChIKey
LXUTYOVUICAOGH-UHFFFAOYSA-N
InChI
InChI=1S/C4H4N2/c1-4(2-5)3-6/h4H,1H3
SMILES (canonical and isomeric)
CC(C#N)C#N

Synonyms

  • 2-Methylmalononitrile
  • Methylmalononitrile
  • 1,1-Dicyanoethane
  • Methylpropanedinitrile
  • Malononitrile, methyl-
  • Propanedinitrile, methyl-
  • Methyl-malonitril
  • 2-Methylmalononitril
  • 2-Methylmalononitrile #
  • 3-02-00-01684 (Beilstein Handbook Reference)

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
80.09 g/molcalc.
Exact mass
80.0374 Dacalc.
LogP (octanol/water)
0.67calc.
Topological polar surface area
47.58 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
6calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
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
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H301Toxic if swallowed.
  • H311Toxic in contact with skin.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H331Toxic if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (22)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • 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.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • 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

2-Methylpropanedinitrile suppliers

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2-Methylpropanedinitrile 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

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 2-Methylpropanedinitrile is traded under.

HS 2926.90Indicative HS code

Nitrile-function compounds, other

World exports in 2024
$2.15B
−13.5% vs 2023, imports $2.17B
2019 to 2024
Top exporters
  1. China35.6%
  2. France * partner reported12.7%
  3. India * partner reported11.2%
Top importers
  1. United States13.6%
  2. China12.4%
  3. Brazil11.9%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 2-Methylpropanedinitrile is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Methylpropanedinitrile, based on the data on this page

What is 2-Methylpropanedinitrile?

2-Methylpropanedinitrile is a chemical substance with the molecular formula C4H4N2 and a molar mass of 80.09 g/mol. Its CAS registry number is 3696-36-4.

What is the CAS number of 2-Methylpropanedinitrile?

The CAS registry number of 2-Methylpropanedinitrile is 3696-36-4.

What is the molecular formula and weight of 2-Methylpropanedinitrile?

The molecular formula of 2-Methylpropanedinitrile is C4H4N2 and its molar mass is 80.09 g/mol.

What is 2-Methylpropanedinitrile used for?

Known uses and roles of 2-Methylpropanedinitrile include building blocks in research and laboratory.

Is 2-Methylpropanedinitrile hazardous?

2-Methylpropanedinitrile carries the GHS signal word "Danger". Main hazards: toxic if swallowed, toxic in contact with skin, causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2-Methylpropanedinitrile?

2-Methylpropanedinitrile is usually classified under HS code 292690 (Nitrile-function compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Methylpropanedinitrile?

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What is the price of 2-Methylpropanedinitrile?

Suppliers quote 2-Methylpropanedinitrile 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 2-Methylpropanedinitrile

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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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