CompoundList

FK 664

Also known as 6-(3,4-Dimethoxyphenyl)-1-ethyl-4-mesitylimino-3-methyl-3,4-dihydro-2(1H)-pyrimidinone, 6-(3,4-dimethoxyphenyl)-1-ethyl-3-methyl-4-(2,4,6-trimethylphenyl)iminopyrimidin-2-one, 6-(3,4-Dimethoxyphenyl)-1-ethyl-4-(mesitylimino)-3-methyl-3,4-dihydropyrimidin-2(1H)-one

CAS 94936-90-0Formula C24H29N3O3Molar mass 407.51 g/mol
FK 664 chemical structure, C24H29N3O3, CAS 94936-90-0
2D chemical structure

Key facts

What buyers check first

CAS number
94936-90-0
Formula
C24H29N3O3
Molar mass
407.51 g/mol
HS code
293359
Category
Screening compounds

What is FK 664?

Plain description, key identifiers and synonyms

FK 664 is a chemical substance with the molecular formula C24H29N3O3 and a molar mass of 407.51 g/mol. Its CAS registry number is 94936-90-0. The IUPAC name is 6-(3,4-dimethoxyphenyl)-1-ethyl-3-methyl-4-(2,4,6-trimethylphenyl)iminopyrimidin-2-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
6-(3,4-dimethoxyphenyl)-1-ethyl-3-methyl-4-(2,4,6-trimethylphenyl)iminopyrimidin-2-one
CAS number
94936-90-0Other or deprecated CAS: 117321-77-4
Molecular formula
C24H29N3O3
UNII
TCC3HB4XMZ
InChIKey
OYGHXRNCHYRYRR-UHFFFAOYSA-N
InChI
InChI=1S/C24H29N3O3/c1-8-27-19(18-9-10-20(29-6)21(13-18)30-7)14-22(26(5)24(27)28)25-23-16(3)11-15(2)12-17(23)4/h9-14H,8H2,1-7H3
SMILES (canonical and isomeric)
CCN1C(=CC(=NC2=C(C=C(C=C2C)C)C)N(C1=O)C)C3=CC(=C(C=C3)OC)OC

Synonyms

  • 6-(3,4-Dimethoxyphenyl)-1-ethyl-4-mesitylimino-3-methyl-3,4-dihydro-2(1H)-pyrimidinone
  • 6-(3,4-dimethoxyphenyl)-1-ethyl-3-methyl-4-(2,4,6-trimethylphenyl)iminopyrimidin-2-one
  • 6-(3,4-Dimethoxyphenyl)-1-ethyl-4-(mesitylimino)-3-methyl-3,4-dihydropyrimidin-2(1H)-one
  • FR 58664
  • 6-(3,4-Dimethoxyphenyl)-1-ethyl-3,4-dihydro-3-methyl-4-[(Z)-(2,4,6-trimethylphenyl)imino]-2(1H)-pyri
  • 6-(3,4-Dimethoxyphenyl)-1-ethyl-3,4-dihydro-3-methyl-4-[(Z)-(2,4,6-trimethylphenyl)imino]-2(1H)-pyrimidinone
  • (E)-6-(3,4-Dimethoxyphenyl)-1-ethyl-4-(mesitylimino)-3-methyl-3,4-dihydropyrimidin-2(1H)-one
  • (e)-6-(3,4-dimethoxyphenyl)-1-ethyl-4-mesitylimino-3-methyl-3,4-dihydro-2(1h)-pyrimidinone
  • 2(1H)-Pyrimidinone, 6-(3,4-dimethoxyphenyl)-1-ethyl-3,4-dihydro-3-methyl-4-((2,4,6-trimethylphenyl)imino)-
  • 3,4-dihydro-6-(3,4-dimethoxyphenyl)-1-ethyl-3-methyl-4-(2,4,6-tri-methylphenylimino)-2(1H)-pyrimidinone
  • 3,4-dihydro-6-(3,4-dimethoxyphenyl)-1-ethyl-3-methyl-4-(2,4,6-trimethylphenylimino)-2(1H)-pyrimidinone
  • 6-(3,4-Dimethoxyphenyl)-1-ethyl-3,4-dihydro-3-methyl-4-[(2,4,6-trimethylphenyl)imino]-2(1H)-pyrimidinone

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
407.51 g/molcalc.
Exact mass
407.2209 Dacalc.
LogP (octanol/water)
4.05calc.
Topological polar surface area
57.75 ร…ยฒcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
5calc.
Heavy atoms
30calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.33calc.
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, O=c1[nH]c(-c2ccccc2)cc(=Nc2ccccc2)[nH]1

O=c1[nH]c(-c2ccccc2)cc(=Nc2ccccc2)[nH]1

3 rings, 20 atoms.

No other chemical in our database has 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.

FK 664 suppliers

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FK 664 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 FK 664 is traded under.

HS 2933.59Indicative HS code

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring, other

World exports in 2024
$18.4B
+10.5% vs 2023, imports $24.8B
2019 to 2024
Top exporters
  1. Ireland43.6%
  2. Switzerland * partner reported26.3%
  3. China7.9%
Top importers
  1. Slovenia30.3%
  2. United States30.1%
  3. Germany15.3%

* Partner reported figures, a lower bound.

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

The HS code shown for FK 664 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about FK 664, based on the data on this page

What is FK 664?

FK 664 is a chemical substance with the molecular formula C24H29N3O3 and a molar mass of 407.51 g/mol. Its CAS registry number is 94936-90-0. The IUPAC name is 6-(3,4-dimethoxyphenyl)-1-ethyl-3-methyl-4-(2,4,6-trimethylphenyl)iminopyrimidin-2-one.

What is the CAS number of FK 664?

The CAS registry number of FK 664 is 94936-90-0. Other or deprecated CAS numbers: 117321-77-4.

What is the molecular formula and weight of FK 664?

The molecular formula of FK 664 is C24H29N3O3 and its molar mass is 407.51 g/mol.

What is FK 664 used for?

Known uses and roles of FK 664 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is FK 664 hazardous?

No GHS hazard classification for FK 664 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 FK 664?

FK 664 is usually classified under HS code 293359 (Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ringโ€ฆ). This is indicative, confirm it with your customs broker before shipping.

Where can I buy FK 664?

Post a free request on CompoundList and suppliers of FK 664 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of FK 664?

Suppliers quote FK 664 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

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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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