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Sulfur and phosphorus compounds

(2-Methylphenyl)phosphane

Also known as tolylphosphine, o-tolylphosphine, o-Tolyl-phosphane

CAS 53772-59-1Formula C7H9PMolar mass 124.12 g/mol
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(2-Methylphenyl)phosphane chemical structure, C7H9P, CAS 53772-59-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
53772-59-1
Formula
C7H9P
Molar mass
124.12 g/mol
HS code
293149
Category
Sulfur and phosphorus compounds

What is (2-Methylphenyl)phosphane?

Plain description, key identifiers and synonyms

(2-Methylphenyl)phosphane is a chemical substance with the molecular formula C7H9P and a molar mass of 124.12 g/mol. Its CAS registry number is 53772-59-1.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2-methylphenyl)phosphane
CAS number
53772-59-1 CAS number cross-checked
Molecular formula
C7H9P
InChIKey
KYLUAQBYONVMCP-UHFFFAOYSA-N
InChI
InChI=1S/C7H9P/c1-6-4-2-3-5-7(6)8/h2-5H,8H2,1H3
SMILES (canonical and isomeric)
CC1=CC=CC=C1P

Synonyms

  • tolylphosphine
  • o-tolylphosphine
  • o-Tolyl-phosphane
  • ortho-tolylphosphine

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
124.12 g/molcalc.
Exact mass
124.0442 Dacalc.
LogP (octanol/water)
1.5calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
8calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.14calc.
Formal charge
0calc.
Stereocentres
1calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 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-Methylphenyl)phosphane suppliers

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(2-Methylphenyl)phosphane 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-Methylphenyl)phosphane is traded under.

HS 2931.49Indicative HS code

Non-halogenated organo-phosphorous derivatives, other

World exports in 2024
$3.44B
−6.5% vs 2023, imports $3.07B
2022 to 2024
Top exporters
  1. China54.9%
  2. United States25.4%
  3. Germany5.1%
Top importers
  1. United States20.9%
  2. Argentina14.9%
  3. Brazil14.3%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about (2-Methylphenyl)phosphane, based on the data on this page

What is (2-Methylphenyl)phosphane?

(2-Methylphenyl)phosphane is a chemical substance with the molecular formula C7H9P and a molar mass of 124.12 g/mol. Its CAS registry number is 53772-59-1.

What is the CAS number of (2-Methylphenyl)phosphane?

The CAS registry number of (2-Methylphenyl)phosphane is 53772-59-1.

What is the molecular formula and weight of (2-Methylphenyl)phosphane?

The molecular formula of (2-Methylphenyl)phosphane is C7H9P and its molar mass is 124.12 g/mol.

What is (2-Methylphenyl)phosphane used for?

Known uses and roles of (2-Methylphenyl)phosphane include building blocks in research and laboratory.

Is (2-Methylphenyl)phosphane hazardous?

No GHS hazard classification for (2-Methylphenyl)phosphane 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-Methylphenyl)phosphane?

(2-Methylphenyl)phosphane is usually classified under HS code 293149 (Non-halogenated organo-phosphorous derivatives, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy (2-Methylphenyl)phosphane?

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

What is the price of (2-Methylphenyl)phosphane?

Suppliers quote (2-Methylphenyl)phosphane 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-Methylphenyl)phosphane

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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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