Ipsapirone
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MedKoo CAT#: 562321

CAS#: 95847-70-4 (free base)

Description: Ipsapirone, also known as BAY q 7821, is a new pyrimidinylpiperazine ligand potent and specific for 5-HT1A receptors. Ipsapirone hydrochloride has potential therapeutic use in affective disorders.


Chemical Structure

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Ipsapirone
CAS# 95847-70-4 (free base)

Theoretical Analysis

MedKoo Cat#: 562321
Name: Ipsapirone
CAS#: 95847-70-4 (free base)
Chemical Formula: C19H23N5O3S
Exact Mass: 401.15
Molecular Weight: 401.485
Elemental Analysis: C, 56.84; H, 5.77; N, 17.44; O, 11.95; S, 7.99

Price and Availability

Size Price Availability Quantity
25mg USD 250 2 Weeks
50mg USD 450 2 Weeks
100mg USD 750 2 Weeks
200mg USD 1250 2 Weeks
500mg USD 2650 2 Weeks
1g USD 4250 2 Weeks
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Related CAS #: 92589-98-5 (HCl)   95847-70-4 (free base)    

Synonym: BAY q 7821; BAY q-7821; BAY q7821; Ipsapirone

IUPAC/Chemical Name: 1,1-Dioxo-2-[4-(4-pyrimidin-2-ylpiperazin-1-yl)butyl]-1,2-benzothiazol-3-one

InChi Key: TZJUVVIWVWFLCD-UHFFFAOYSA-N

InChi Code: InChI=1S/C19H23N5O3S/c25-18-16-6-1-2-7-17(16)28(26,27)24(18)11-4-3-10-22-12-14-23(15-13-22)19-20-8-5-9-21-19/h1-2,5-9H,3-4,10-15H2

SMILES Code: O=C(C1=CC=CC=C12)N(CCCCN3CCN(C4=NC=CC=N4)CC3)S2(=O)=O

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

More Info:

Product Data:
Biological target: Ipsapirone (TVX Q 7821) is an anxiolytic compound and a 5-HT1A receptor partial agonist. Ipsapirone (TVX Q 7821) also exhibits 5-HT1A receptor antagonistic effect, and only at high doses it can also produce an inhibitory effect on 5-HT2 and the α1-adrenergic function.
In vitro activity: Perfusion with ipsapirone (100 nM, 10 min) inhibited the firing rate of DRN 5-HT cells (maximal change in the firing rate: 94.49 ± 3.34%, n = 13) (Figures 2C,E). Reference: Front Pharmacol. 2022 Sep 6;13:956886. https://pubmed.ncbi.nlm.nih.gov/36147343/
In vivo activity: The effects of ipsapirone, a ligand of the 5-HT1A receptors and a new potential anxiolytic, on sleep/wakefulness regulation were examined in the rat. The effects of ipsapirone (3 mg kg-1) persisted after infusion of the neurotoxin 5,7-dihydroxytryptamine into the dorsal raphe nucleus which induced the sub-total destruction of the serotoninergic system. Reference: J Sleep Res. 1993 Jun;2(2):103-109. https://pubmed.ncbi.nlm.nih.gov/10607079/

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
Solubility
DMF 10.0 24.91
DMSO 12.0 29.90
DMSO:PBS (pH 7.2) (1:40) 0.0 0.06

Preparing Stock Solutions

The following data is based on the product molecular weight 401.49 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Formulation protocol: 1. Mendiguren A, Aostri E, Alberdi E, Pérez-Samartín A, Pineda J. Functional characterization of cannabidiol effect on the serotonergic neurons of the dorsal raphe nucleus in rat brain slices. Front Pharmacol. 2022 Sep 6;13:956886. doi: 10.3389/fphar.2022.956886. PMID: 36147343; PMCID: PMC9485894. 2. Borroto-Escuela DO, Li X, Tarakanov AO, Savelli D, Narváez M, Shumilov K, Andrade-Talavera Y, Jimenez-Beristain A, Pomierny B, Díaz-Cabiale Z, Cuppini R, Ambrogini P, Lindskog M, Fuxe K. Existence of Brain 5-HT1A-5-HT2A Isoreceptor Complexes with Antagonistic Allosteric Receptor-Receptor Interactions Regulating 5-HT1A Receptor Recognition. ACS Omega. 2017 Aug 31;2(8):4779-4789. doi: 10.1021/acsomega.7b00629. Epub 2017 Aug 22. PMID: 28920103; PMCID: PMC5597955. 3. Tissier MH, Lainey E, Fattaccini CM, Hamon M, Adrien J. Effects of ipsapirone, a 5-HT1A agonist, on sleep/wakefulness cycles: probable post-synaptic action. J Sleep Res. 1993 Jun;2(2):103-109. doi: 10.1111/j.1365-2869.1993.tb00070.x. PMID: 10607079. 4. Korte SM, Bouws GA, Koolhaas JM, Bohus B. Neuroendocrine and behavioral responses during conditioned active and passive behavior in the defensive burying/probe avoidance paradigm: effects of ipsapirone. Physiol Behav. 1992 Aug;52(2):355-61. doi: 10.1016/0031-9384(92)90284-9. PMID: 1355919.
In vitro protocol: 1. Mendiguren A, Aostri E, Alberdi E, Pérez-Samartín A, Pineda J. Functional characterization of cannabidiol effect on the serotonergic neurons of the dorsal raphe nucleus in rat brain slices. Front Pharmacol. 2022 Sep 6;13:956886. doi: 10.3389/fphar.2022.956886. PMID: 36147343; PMCID: PMC9485894. 2. Borroto-Escuela DO, Li X, Tarakanov AO, Savelli D, Narváez M, Shumilov K, Andrade-Talavera Y, Jimenez-Beristain A, Pomierny B, Díaz-Cabiale Z, Cuppini R, Ambrogini P, Lindskog M, Fuxe K. Existence of Brain 5-HT1A-5-HT2A Isoreceptor Complexes with Antagonistic Allosteric Receptor-Receptor Interactions Regulating 5-HT1A Receptor Recognition. ACS Omega. 2017 Aug 31;2(8):4779-4789. doi: 10.1021/acsomega.7b00629. Epub 2017 Aug 22. PMID: 28920103; PMCID: PMC5597955.
In vivo protocol: 1. Tissier MH, Lainey E, Fattaccini CM, Hamon M, Adrien J. Effects of ipsapirone, a 5-HT1A agonist, on sleep/wakefulness cycles: probable post-synaptic action. J Sleep Res. 1993 Jun;2(2):103-109. doi: 10.1111/j.1365-2869.1993.tb00070.x. PMID: 10607079. 2. Korte SM, Bouws GA, Koolhaas JM, Bohus B. Neuroendocrine and behavioral responses during conditioned active and passive behavior in the defensive burying/probe avoidance paradigm: effects of ipsapirone. Physiol Behav. 1992 Aug;52(2):355-61. doi: 10.1016/0031-9384(92)90284-9. PMID: 1355919.

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