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Fluspirilene

CAS No.
1841-19-6
Chemical Name:
Fluspirilene
Synonyms
imap;R 6218;Redeptin;mcn-jr-6218;Fluspirilen;Fluspirilene;Fluspirilene CRS;Fluspirilene (R 6218;FLUSPIRILENE USP/EP/BP;Paroxetine EP IMpurity C
CBNumber:
CB0358927
Molecular Formula:
C29H31F2N3O
Molecular Weight:
475.57
MDL Number:
MFCD00055137
MOL File:
1841-19-6.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:48:19

Fluspirilene Properties

Melting point 187.5-190°
Boiling point 668.9±55.0 °C(Predicted)
Density 1.1634 (estimate)
storage temp. room temp
solubility DMSO: soluble
form amorphous solid
pka 15.05±0.20(Predicted)
color white to yellow
InChIKey QOYHHIBFXOOADH-UHFFFAOYSA-N
SMILES Fc1ccc(cc1)C(CCCN2CCC3(CC2)N(CNC3=O)c4ccccc4)c5ccc(F)cc5
CAS DataBase Reference 1841-19-6
FDA UNII C5QA4GLR9M
ATC code N05AG01
UNSPSC Code 12352200
NACRES NA.77

SAFETY

Risk and Safety Statements

Symbol(GHS)  Environment (GHS09)Skull and Crossbones (GHS06)
GHS09,GHS06
Signal word  Danger
Hazard statements  H410-H301
Precautionary statements  P264-P270-P301+P310-P321-P330-P405-P501-P273-P391-P501
PPE Eyeshields, Gloves, type N95 (US)
RIDADR  3249
WGK Germany  3
RTECS  XX8750000
HazardClass  6.1(b)
PackingGroup  III
Storage Class 11 - Combustible Solids
Toxicity LD50 i.m. in rats: 146 ±14 mg/kg (Janssen)
NFPA 704
0
2 0

Fluspirilene price More Price(40)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich F100 Fluspirilene 1841-19-6 10mg $191 2026-04-30 Buy
Sigma-Aldrich F100 Fluspirilene 1841-19-6 50mg $762 2026-04-30 Buy
Cayman Chemical 19530 Fluspirilene ≥98% 1841-19-6 5mg $80 2026-04-30 Buy
Cayman Chemical 19530 Fluspirilene ≥98% 1841-19-6 10mg $141 2026-04-30 Buy
Cayman Chemical 19530 Fluspirilene ≥98% 1841-19-6 25mg $255 2026-04-30 Buy
Product number Packaging Price Buy
F100 10mg $191 Buy
F100 50mg $762 Buy
19530 5mg $80 Buy
19530 10mg $141 Buy
19530 25mg $255 Buy

Fluspirilene Chemical Properties,Uses,Production

Description

Fluspirilene is a potent, non-competitive antagonist of agonist-activated L-type calcium channels (IC50 = 0.03 μM). In addition to its use in research as a calcium channel blocker, fluspirilene has potential application as an antipsychotic in schizophrenia.

Chemical Properties

White or almost white powder.

Originator

Imap, Janssen W. ,Germany ,1972

Uses

This drug is primarily used for supportive therapy of patients suffering from chronic mental illnesses after treatment in the hospital. It is suitable for use in ambulatory practice because of the lack of expressed hypno-sedative effects.

Uses

Fluspirilene has been used as a neuroleptic drug to study its effects on human ether-a-go-go related gene (HERG).

Uses

Antipsychotic.

Definition

ChEBI: 8-[4,4-bis(4-fluorophenyl)butyl]-1-phenyl-1,3,8-triazaspiro[4.5]decan-4-one is a diarylmethane.

Manufacturing Process

To a solution of 130 parts cyclopropyl-di-(4-fluorophenyl)-carbinol in 240 parts benzene are added dropwise 43 parts thionylchloride. The whole is refluxed until no more gas is evolved. The reaction mixture is then evaporated. The residue is distilled in vacuo, yielding 4-chloro-1,1-di-(4-fluorophenyl)-1butene, boiling point 165° to 167°C at 6 mm pressure; nD20= 1.5698; d2020= 1.2151.
A solution of 61 parts 4-chloro-1,1-di-(4-fluorophenyl)-1-butene in 400 parts 2-propanol is hydrogenated at normal pressure and at room temperature in the presence of 5.5 parts palladium-on-charcoal catalyst 10% (exothermic reaction, temperature rises to about 30°C). After the calculated amount of hydrogen is taken up, hydrogenation is stopped. The catalyst is filtered off and the filtrate is evaporated. The oily residue is distilled in vacuo, yielding 1chloro-4,4-di-(4-fluorophenyl)-butane, boiling point 166° to 168°C at 6 mm pressure; nD20= 1.5425; d2020= 1,2039.
A mixture of 7.3 parts 1-chloro-4,4-di-(4-fluorophenyl)-butane, 5.1 parts 1phenyl-4-oxo-1,3,8-triaza-spiro[4,5]decane, 4 parts sodium carbonate, a few crystals of potassium iodide in 200 parts 4-methyl-2-pentanone is stirred and refluxed for 60 hours. After cooling the reaction mixture is treated with water. The organic layer is separated, dried, filtered and evaporated. The solid residue is recrystallized from 80 parts 4-methyl-2-pentanone, yielding 1phenyl-4-oxo-8-[4,4-di-(4-fluorophenyl)]butyl-1,3,8-triaza-spiro[4,5]decane, melting point 187.5° to 190°C.

brand name

Imap (OrthoMcNeil).

Therapeutic Function

Tranquilizer

Biochem/physiol Actions

Fluspirilene has a potential to inhibit the activity of cyclin-dependent kinase 2 (CDK2). It is an effective anti-cancer agent used for treating human hepatocellular carcinoma.

Synthesis

Fluspirilene, 8-[4,4-bis(p-fluorophenyl)butyl]-1-phenyl-1,3,8-triazaspiro [4,5]decan-4-one (6.6.9), is synthesized from 1-benzyl-4-anilino-4-cyanopiperidine (3.1.64) by the way of its acidic hydrolysis into the amide (6.6.6), and the subsequent heterocyclization of 4-aminocarbonyl and 4-aniline functional groups into imidazolone cycle, thus creating the desired spiroheterocyclic system, 8-benzyl-1-phenyl-1,3,8-triazaspiro[4,5] decan-4-one (6.6.7). Hydrogenation of this product using a palladium on carbon catalyst removes the N-benzyl protecting group, forming 1-phenyl-1,3,8-triazaspiro [4,5]decan-4-one (6.6.8). Alkylating this with 1,1-bis-(4-fluorophenyl)butyl bromide (6.6.3) gives fluspirilene (6.6.9) [64¨C66].

Synthesis_1841-19-6

in vitro

fluspirilene was found to be weakly active as an antagonist of ca2(+)-induced contractions in k(+)-depolarized taenia. in addition, fluspirilene at 10-1000 nm was a potent non-competitive antagonist of the effects of bay k 8644 on ca2(+)-induced contractions and could selectively antagonise the effects of bay k 8644, without affecting the calcium antagonist effects of nitrendipine [1].

in vivo

in a previous animal study, adult male wistar rats were intramuscularly injected with a 8 mg/kg dose of fluspirilene. results showed that the excretion was slow but constant during the first 12 days. the identified metabolites of the urine and faeces showed oxidative n-dealkylation as the major metabolic pathway [2].

IC 50

0.03 μm

References

[1] kenny, b. a.,fraser, s.,kilpatrick, a.t., et al. selective antagonism of calcium channel activators by fluspirilene. br. j. pharmacol. 100(2), 211-216 (1990).
[2] heykants jp. the excretion and metabolism of the long-acting neuroleptic drug fluspirilene in the rat. life sci. 1969 oct 1;8(19):1029-39.
[3] chouinard g, annable l, steinberg s. a controlled

57668-61-8
1021-25-6
1841-19-6
Synthesis of Fluspirilene from 1,1'-(4-bromobutylidene)bis[4-fluorobenzene] and 1-Phenyl-1,3,8-triazaspiro[4.5]decan-4-one
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View Lastest Price from Fluspirilene manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
FLUSPIRILENE USP/EP/BP pictures 2026-08-20 FLUSPIRILENE USP/EP/BP
1841-19-6
$1.10 1g 99.9% 100 Tons min Dideu Industries Group Limited
fluspirilene pictures 2024-01-18 fluspirilene
1841-19-6
$6000.00 1kg 99% 7000 Xiamen Wonderful Bio Technology Co., Ltd.
  • fluspirilene pictures
  • fluspirilene
    1841-19-6
  • $6000.00
  • 99%
  • Xiamen Wonderful Bio Technology Co., Ltd.

Fluspirilene Spectrum

mcn-jr-6218 8-(4,4-bis(4-fluorophenyl)butyl)-1-phenyl-1,3,8-triazaspiro(4.5)decan-4-one FLUSPIRILENE (R6218) DOPAMINE ANTAGONIST R 6218, 8-[4,4-bis(p-Fluorophenyl)butyl]-1-phenyl-1,3,8-triazino[4.5]decan-4-one Fluspirilene,8-[4,4-bis(p-Fluorophenyl)butyl]-1-phenyl-1,3,8-triazino[4.5]decan-4-one, R 6218 Fluspirilen Redeptin Paroxetine EP IMpurity C Fluspirilene (R 6218 Fluspirilene (Synonyms: R 6218 R 6218 1-phenyl-4-oxo-8-(4,4-bis(4-fluorophenyl)butyl)-1,3,8-triazaspiro(4,5)decane 8-(4,4-bis(p-fluorophenyl)butyl)-1-phenyl-1,3,8-triazaspiro(4,5)decan-4-one 8-triazaspiro(4.5)decan-4-one,8-(4,4-bis(p-fluorophenyl)butyl)-1-phenyl-3 imap 8-(4,4-BIS[P-FLUOROPHENYL]BUTYL)-1-PHENYL-1,3,8-TRIAZINO(4,5)DECAN-4-ONE Fluspirilene CRS 1,3,8-Triazaspiro[4.5]decan-4-one, 8-[4,4-bis(4-fluorophenyl)butyl]-1-phenyl- FLUSPIRILENE USP/EP/BP Fluspirilene Fluspirilene (R 6218, Redeptin) Fluspirilene, 10 mM in DMSO 1841-19-6 C29H31F2N3O