Feprazone
Also known as Prenazone, Fenilprenazone, Phenylprenazone
Key facts
What buyers check first
- CAS number
- 30748-29-9
- Formula
- C20H20N2O2
- Molar mass
- 320.39 g/mol
- EC number
- 250-324-3
- HS code
- 293319
- Category
- Screening compounds
What is Feprazone?
Plain description, key identifiers and synonyms
Feprazone is an organic molecular entity.
Identifiers
Registry numbers, names and line notations, tap to copy
- IUPAC name
- 4-(3-methylbut-2-enyl)-1,2-diphenylpyrazolidine-3,5-dione
- CAS number
- 30748-29-9 CAS number cross-checked
- EC number
- 250-324-3
- Molecular formula
- C20H20N2O2
- UNII
- 7BVX6J0CGR
- InChIKey
- RBBWCVQDXDFISW-UHFFFAOYSA-N
- InChI
- InChI=1S/C20H20N2O2/c1-15(2)13-14-18-19(23)21(16-9-5-3-6-10-16)22(20(18)24)17-11-7-4-8-12-17/h3-13,18H,14H2,1-2H3
- SMILES (canonical and isomeric)
- CC(=CCC1C(=O)N(N(C1=O)C2=CC=CC=C2)C3=CC=CC=C3)C
Synonyms
- Prenazone
- Fenilprenazone
- Phenylprenazone
- Feprazona
- DA 2370
- Feprazonum
- 4-(3-Methyl-2-butenyl)-1,2-diphenyl-3,5-pyrazolidinedione
- 4-(3-methylbut-2-enyl)-1,2-diphenylpyrazolidine-3,5-dione
- Methrazone
- Pheprazone
- Analud
- 4-(3-methylbut-2-en-1-yl)-1,2-diphenylpyrazolidine-3,5-dione
- 4-Prenyl-1,2-diphenyl-3,5-dioxopyrazolidine
- 4-Prenyl-1,2-diphenyl-3,5-pyrazolidinedione
- 3,5-Pyrazolidinedione, 4-(3-methyl-2-buten-1-yl)-1,2-diphenyl-
- DA2370, Prenazone, Zepelin
- 4-(2-Isopentenyl)-1,2-diphenyl-3,5-pyrazolidinedione
- 3,5-Pyrazolidinedione, 4-(3-methyl-2-butenyl)-1,2-diphenyl-
- 4-(3-Methyl-2-buten-1-yl)-1,2-diphenyl-3,5-pyrazolidinedione
- 3,5-Pyrazolidinedione, 1,2-diphenyl-4-(3-methyl-2-butenyl)-
- 1,2-Diphenyl-4-(3-methyl-2-butenyl)-3,5-pyrazolidinedione
- Feprazone (Standard)
- 4-(beta-Isoamylenyl)-1,2-diphenyl-3,5-pyrazolidinedione
- Feprazone (JAN/INN)
- 4-(3-methylbut-2-enyl)-1,2-diphenyl-pyrazolidine-3,5-dione
Show all 27 synonymsShow fewer synonyms
- 4-(3-methyl-2-butenyl)-1,2-diphenyl-3,5-dioxo-pyrazolidine
- 4-(3-methyl-2-butenyl)-1,2-diphenyl-3,5-dioxopyrazolidine
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 | 320.39 g/molcalc.Computed value |
|---|---|
| Exact mass | 320.1525 Dacalc.Computed value |
| LogP (octanol/water) | 3.95calc.Computed value |
| Topological polar surface area | 40.62 Ųcalc.Computed value |
| Hydrogen bond donors | 0calc.Computed value |
| Hydrogen bond acceptors | 2calc.Computed value |
| Rotatable bonds | 4calc.Computed value |
| Heavy atoms | 24calc.Computed value |
| Rings | 3calc.Computed value |
| Aromatic rings | 2calc.Computed value |
| Fraction sp3 carbons | 0.2calc.Computed value |
| Formal charge | 0calc.Computed value |
| Stereocentres | 0calc.Computed value |
| Lipinski rule of five | Passes (0 violations)calc.Computed value |
Calculated for screening. Confirm critical figures with the supplier.
Murcko scaffold
The ring system that remains when every side chain is removed
O=C1CC(=O)N(c2ccccc2)N1c1ccccc1
3 rings, 19 atoms, the 1,2-Diphenyl-3,5-pyrazolidinedione ring system.
92 other chemicals share this scaffoldSafety 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.
Feprazone suppliers
Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings
- China, JinanUnclaimed profileFeprazoneGrade, purity and minimum order on requestPrice on request
Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.
Where suppliers are based
1 supplier in 1 country
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Feprazone price
Indicative price range per kg from live supplier offers
Suppliers quote this chemical on request. Send one free request and compare quotes side by side.
Uses and applications
What the substance is used for, by industry and function
Industries and functions
Pharmacological actions
- Anti-Inflammatory Agents, Non-Steroidal
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 Feprazone is traded under.
Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the…
- China21.6%
- Switzerland * partner reported20.5%
- Germany19.0%
* Partner reported figures, a lower bound.
The HS code shown for Feprazone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.
Related chemicals
Parent and salt forms, stereoisomers, similar structures and isomers
Similar structures
Nearest neighbours by Morgan fingerprint Tanimoto similarity
![4-[(E)-But-2-enyl]-1,2-diphenylpyrazolidine-3,5-dione chemical structure, C19H18N2O2, CAS 2224-07-9](/s/CIGBXQUSVQFQHG-NSCUHMNNSA-N.svg)
Same formula isomers
Different compounds that share this molecular formula
![N-[2-(1H-Indol-3-yl)ethyl]-4-oxo-4-phenylbutanamide chemical structure, C20H20N2O2, CAS 25208-10-0](/s/RSBRWYJAUXCERN-UHFFFAOYSA-N.svg)
Frequently asked questions
Quick answers about Feprazone, based on the data on this page
What is Feprazone?
What is the CAS number of Feprazone?
What is the molecular formula and weight of Feprazone?
What is Feprazone used for?
Is Feprazone hazardous?
What is the HS code of Feprazone?
Where can I buy Feprazone?
What is the price of Feprazone?
Guides for buyers
Practical guides that help when you source, ship or handle Feprazone
- Guide, Chemical identityCAS registry numbers explainedWhat a CAS number identifies, how the check digit works, why one chemical can have several numbers and what a CAS number cannot tell you about a product.Read
- Article, SourcingHow to write an RFQ that gets fast and accurate quotesWhat suppliers need to quote quickly and comparably: exact product identity, quantity and packing, delivery terms, documents, samples and payment, with a ready to use template.Read
- Guide, Trade and logisticsHS codes for chemicals and why they matterHow the Harmonized System classifies chemicals, the chapters that matter, the rules for chemically defined compounds and mixtures, and practical steps to find the right code.Read
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