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Diazene, dibutyl

Also known as Dibutyldiazene, Azobutane, Di-n-butyldiazene

CAS 2159-75-3Formula C8H18N2Molar mass 142.25 g/mol
Diazene, dibutyl chemical structure, C8H18N2, CAS 2159-75-3
2D chemical structure

Key facts

What buyers check first

CAS number
2159-75-3
Formula
C8H18N2
Molar mass
142.25 g/mol
HS code
292700
Category
Nitriles, nitro and azo compounds

What is Diazene, dibutyl?

Plain description, key identifiers and synonyms

Diazene, dibutyl is a chemical substance with the molecular formula C8H18N2 and a molar mass of 142.25 g/mol. Its CAS registry number is 2159-75-3. The IUPAC name is dibutyldiazene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dibutyldiazene
CAS number
2159-75-3
Molecular formula
C8H18N2
InChIKey
SZNDPAPNQABPGR-UHFFFAOYSA-N
InChI
InChI=1S/C8H18N2/c1-3-5-7-9-10-8-6-4-2/h3-8H2,1-2H3
SMILES (canonical and isomeric)
CCCCN=NCCCC

Synonyms

  • Dibutyldiazene
  • Azobutane
  • Di-n-butyldiazene
  • Diazene, dibutyl-
  • 1,1'-azobutane

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
142.25 g/molcalc.
Exact mass
142.147 Dacalc.
LogP (octanol/water)
3.04calc.
Topological polar surface area
24.72 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
6calc.
Heavy atoms
10calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Diazene, dibutyl suppliers

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Diazene, dibutyl 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 Diazene, dibutyl is traded under.

HS 2927.00Indicative HS code

Diazo-, azo- or azoxy compounds

World exports in 2024
$571M
+6.1% vs 2023, imports $525M
2019 to 2024
Top exporters
  1. China47.0%
  2. Indonesia13.1%
  3. Japan9.3%
Top importers
  1. United States10.2%
  2. India * partner reported9.1%
  3. South Korea9.1%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Diazene, dibutyl, based on the data on this page

What is Diazene, dibutyl?

Diazene, dibutyl is a chemical substance with the molecular formula C8H18N2 and a molar mass of 142.25 g/mol. Its CAS registry number is 2159-75-3. The IUPAC name is dibutyldiazene.

What is the CAS number of Diazene, dibutyl?

The CAS registry number of Diazene, dibutyl is 2159-75-3.

What is the molecular formula and weight of Diazene, dibutyl?

The molecular formula of Diazene, dibutyl is C8H18N2 and its molar mass is 142.25 g/mol.

What is Diazene, dibutyl used for?

Known uses and roles of Diazene, dibutyl include building blocks in research and laboratory.

Is Diazene, dibutyl hazardous?

No GHS hazard classification for Diazene, dibutyl is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Diazene, dibutyl?

Diazene, dibutyl is usually classified under HS code 292700 (Diazo-, azo- or azoxy-compounds). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Diazene, dibutyl?

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

What is the price of Diazene, dibutyl?

Suppliers quote Diazene, dibutyl 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 Diazene, dibutyl

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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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