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Aliphatic and alicyclic building blocks

Moncrotophos

Also known as Alphate, dimethyl [4-(methylamino)-4-oxobut-2-en-2-yl] phosphate, Dimethyl 1-methyl-3-(methylamino)-3-oxoprop-1-enyl phosphate

CAS 2157-98-4Formula C7H14NO5PMolar mass 223.17 g/molEC 218-473-9
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Moncrotophos chemical structure, C7H14NO5P, CAS 2157-98-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2157-98-4
Formula
C7H14NO5P
Molar mass
223.17 g/mol
EC number
218-473-9
HS code
292419
Category
Aliphatic and alicyclic building blocks

What is Moncrotophos?

Plain description, key identifiers and synonyms

Moncrotophos is a chemical substance with the molecular formula C7H14NO5P and a molar mass of 223.17 g/mol. Its CAS registry number is 2157-98-4. The IUPAC name is dimethyl [4-(methylamino)-4-oxobut-2-en-2-yl] phosphate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dimethyl [4-(methylamino)-4-oxobut-2-en-2-yl] phosphate
CAS number
2157-98-4 CAS number cross-checked
EC number
218-473-9
Molecular formula
C7H14NO5P
InChIKey
KRTSDMXIXPKRQR-UHFFFAOYSA-N
InChI
InChI=1S/C7H14NO5P/c1-6(5-7(9)8-2)13-14(10,11-3)12-4/h5H,1-4H3,(H,8,9)
SMILES (canonical and isomeric)
CC(=CC(=O)NC)OP(=O)(OC)OC

Synonyms

  • Alphate
  • dimethyl [4-(methylamino)-4-oxobut-2-en-2-yl] phosphate
  • Dimethyl 1-methyl-3-(methylamino)-3-oxoprop-1-enyl phosphate
  • dimethyl 2-methylcarbamoyl-1-methyl-vinyl phosphate
  • Dimethyl 4-(methylamino)-4-oxobut-2-en-2-yl phosphate
  • 1-Methyl-3-(methylamino)-3-oxo-1-propenyl dimethyl phosphate
  • Crotonamide, 3-hydroxy-N-methyl-, dimethyl phosphate (ester)
  • Phosphoric acid, dimethyl 1-methyl-3-(methylamino)-3-oxo-1-propenyl ester
  • Phosphoric acid, dimethyl ester, ester with 3-hydroxy-N-methylcrotonamide

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
223.17 g/molcalc.
Exact mass
223.061 Dacalc.
LogP (octanol/water)
1.05calc.
Topological polar surface area
73.86 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
5calc.
Heavy atoms
14calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.57calc.
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.

Moncrotophos suppliers

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Moncrotophos 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 Moncrotophos is traded under.

HS 2924.19Indicative HS code

Acyclic amides (including acyclic carbamates) and their derivatives, salts thereof, other

World exports in 2024
$2.38B
−1.7% vs 2023, imports $2.22B
2019 to 2024
Top exporters
  1. China34.7%
  2. Germany12.5%
  3. India * partner reported6.8%
Top importers
  1. United States17.5%
  2. Germany8.8%
  3. India * partner reported6.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Moncrotophos, based on the data on this page

What is Moncrotophos?

Moncrotophos is a chemical substance with the molecular formula C7H14NO5P and a molar mass of 223.17 g/mol. Its CAS registry number is 2157-98-4. The IUPAC name is dimethyl [4-(methylamino)-4-oxobut-2-en-2-yl] phosphate.

What is the CAS number of Moncrotophos?

The CAS registry number of Moncrotophos is 2157-98-4.

What is the molecular formula and weight of Moncrotophos?

The molecular formula of Moncrotophos is C7H14NO5P and its molar mass is 223.17 g/mol.

What is Moncrotophos used for?

Known uses and roles of Moncrotophos include building blocks in research and laboratory.

Is Moncrotophos hazardous?

No GHS hazard classification for Moncrotophos 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 Moncrotophos?

Moncrotophos is usually classified under HS code 292419 (Acyclic amides (including acyclic carbamates) and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Moncrotophos?

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

What is the price of Moncrotophos?

Suppliers quote Moncrotophos 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 Moncrotophos

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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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