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Aromatic building blocks

2-Methyldiacetylbenzidine

Also known as 4',4'''-Biacetanilide, 2'-methyl-, 2-Methyl-N,N'-diacetylbenzidine, 4-13-00-00400 (Beilstein Handbook Reference)

CAS 63991-70-8Formula C17H18N2O2Molar mass 282.34 g/mol
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2-Methyldiacetylbenzidine chemical structure, C17H18N2O2, CAS 63991-70-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
63991-70-8
Formula
C17H18N2O2
Molar mass
282.34 g/mol
HS code
292429
Category
Aromatic building blocks

What is 2-Methyldiacetylbenzidine?

Plain description, key identifiers and synonyms

2-Methyldiacetylbenzidine is a chemical substance with the molecular formula C17H18N2O2 and a molar mass of 282.34 g/mol. Its CAS registry number is 63991-70-8. The IUPAC name is N-[4-(4-acetamido-3-methylphenyl)phenyl]acetamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N-[4-(4-acetamido-3-methylphenyl)phenyl]acetamide
CAS number
63991-70-8 CAS number cross-checked
Molecular formula
C17H18N2O2
InChIKey
JIHXYUQHOMKXAU-UHFFFAOYSA-N
InChI
InChI=1S/C17H18N2O2/c1-11-10-15(6-9-17(11)19-13(3)21)14-4-7-16(8-5-14)18-12(2)20/h4-10H,1-3H3,(H,18,20)(H,19,21)
SMILES (canonical and isomeric)
CC1=C(C=CC(=C1)C2=CC=C(C=C2)NC(=O)C)NC(=O)C

Synonyms

  • 4',4'''-Biacetanilide, 2'-methyl-
  • 2-Methyl-N,N'-diacetylbenzidine
  • 4-13-00-00400 (Beilstein Handbook Reference)
  • 4'-(4-Acetylamino-3-methylphenyl)acetanilide
  • N,N'-(3-Methyl[1,1'-biphenyl]-4,4'-diyl)diacetamide

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
282.34 g/molcalc.
Exact mass
282.1368 Dacalc.
LogP (octanol/water)
3.58calc.
Topological polar surface area
58.2 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
3calc.
Heavy atoms
21calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.18calc.
Formal charge
0calc.
Stereocentres
0calc.
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.

2-Methyldiacetylbenzidine suppliers

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2-Methyldiacetylbenzidine 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-Methyldiacetylbenzidine is traded under.

HS 2924.29Indicative HS code

Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other

World exports in 2024
$5.69B
−5.1% vs 2023, imports $5.8B
2019 to 2024
Top exporters
  1. China32.3%
  2. Switzerland * partner reported13.6%
  3. Norway * partner reported12.8%
Top importers
  1. United States15.9%
  2. Ireland15.8%
  3. Germany11.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is 2-Methyldiacetylbenzidine?

2-Methyldiacetylbenzidine is a chemical substance with the molecular formula C17H18N2O2 and a molar mass of 282.34 g/mol. Its CAS registry number is 63991-70-8. The IUPAC name is N-[4-(4-acetamido-3-methylphenyl)phenyl]acetamide.

What is the CAS number of 2-Methyldiacetylbenzidine?

The CAS registry number of 2-Methyldiacetylbenzidine is 63991-70-8.

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

The molecular formula of 2-Methyldiacetylbenzidine is C17H18N2O2 and its molar mass is 282.34 g/mol.

What is 2-Methyldiacetylbenzidine used for?

Known uses and roles of 2-Methyldiacetylbenzidine include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 2-Methyldiacetylbenzidine hazardous?

No GHS hazard classification for 2-Methyldiacetylbenzidine 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 2-Methyldiacetylbenzidine?

2-Methyldiacetylbenzidine is usually classified under HS code 292429 (Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Methyldiacetylbenzidine?

Post a free request on CompoundList and suppliers of 2-Methyldiacetylbenzidine will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Methyldiacetylbenzidine?

Suppliers quote 2-Methyldiacetylbenzidine 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-Methyldiacetylbenzidine

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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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