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Aromatic building blocks

Benzidine hydrochloride

Also known as Benzidine, hydrochloride, Benzidine monohydrochloride, (1,1'-Biphenyl)-4,4'-diamine, monohydrochloride

CAS 14414-68-7Formula C12H13ClN2Molar mass 220.70 g/mol
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Benzidine hydrochloride chemical structure, C12H13ClN2, CAS 14414-68-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
14414-68-7
Formula
C12H13ClN2
Molar mass
220.70 g/mol
HS code
292159
Category
Aromatic building blocks

What is Benzidine hydrochloride?

Plain description, key identifiers and synonyms

Benzidine hydrochloride is a chemical substance with the molecular formula C12H13ClN2 and a molar mass of 220.70 g/mol. Its CAS registry number is 14414-68-7. The IUPAC name is 4-(4-aminophenyl)aniline, hydrochloride.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-(4-aminophenyl)aniline, hydrochloride
CAS number
14414-68-7 CAS number cross-checkedOther or deprecated CAS: 531-85-1, 75752-15-7
Molecular formula
C12H13ClN2
UNII
8CT94058SV
InChIKey
FYRTZXXTIDKEJD-UHFFFAOYSA-N
InChI
InChI=1S/C12H12N2.ClH/c13-11-5-1-9(2-6-11)10-3-7-12(14)8-4-10;/h1-8H,13-14H2;1H
SMILES (canonical and isomeric)
C1=CC(=CC=C1C2=CC=C(C=C2)N)N.Cl

Synonyms

  • Benzidine, hydrochloride
  • Benzidine monohydrochloride
  • (1,1'-Biphenyl)-4,4'-diamine, monohydrochloride
  • 4-(4-aminophenyl)aniline, hydrochloride
  • Benzidine, dihydrochloride
  • benzidinedihydrochloride
  • [1,1'-Biphenyl]-4,4'-diamine, monohydrochloride
  • Benzidinhydrochlorid
  • [1,4'-diamine dihydrochloride
  • [1,4'-diamine, dihydrochloride
  • (1,1'-Biphenyl)-4,4'-diamine, hydrochloride
  • [1,1a(2)-Biphenyl]-4,4a(2)-diamine, monohydrochloride
  • (1,1'-Biphenyl)-4,4'-diamine, hydrochloride (1:1)

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
220.70 g/molcalc.
Exact mass
220.0767 Dacalc.
LogP (octanol/water)
2.94calc.
Topological polar surface area
52.04 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
15calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc(-c2ccccc2)cc1

c1ccc(-c2ccccc2)cc1

2 rings, 12 atoms, the Biphenyl ring system.

32,228 other chemicals share this scaffold

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.

Benzidine hydrochloride suppliers

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Benzidine hydrochloride 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 Benzidine hydrochloride is traded under.

HS 2921.59Indicative HS code

Aromatic polyamines and their derivatives, salts thereof, other

World exports in 2024
$510M
−0.4% vs 2023, imports $488M
2019 to 2024
Top exporters
  1. China26.6%
  2. Japan16.6%
  3. India * partner reported12.4%
Top importers
  1. United States17.9%
  2. Germany11.6%
  3. South Korea7.4%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Benzidine hydrochloride, based on the data on this page

What is Benzidine hydrochloride?

Benzidine hydrochloride is a chemical substance with the molecular formula C12H13ClN2 and a molar mass of 220.70 g/mol. Its CAS registry number is 14414-68-7. The IUPAC name is 4-(4-aminophenyl)aniline, hydrochloride.

What is the CAS number of Benzidine hydrochloride?

The CAS registry number of Benzidine hydrochloride is 14414-68-7. Other or deprecated CAS numbers: 531-85-1, 75752-15-7.

What is the molecular formula and weight of Benzidine hydrochloride?

The molecular formula of Benzidine hydrochloride is C12H13ClN2 and its molar mass is 220.70 g/mol.

What is Benzidine hydrochloride used for?

Known uses and roles of Benzidine hydrochloride include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Benzidine hydrochloride hazardous?

No GHS hazard classification for Benzidine hydrochloride 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 Benzidine hydrochloride?

Benzidine hydrochloride is usually classified under HS code 292159 (Aromatic polyamines and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Benzidine hydrochloride?

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

What is the price of Benzidine hydrochloride?

Suppliers quote Benzidine hydrochloride 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 Benzidine hydrochloride

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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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