MedKoo Cat#: 555764 | Name: LML-134
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

LML134 is an orally active and high selective Histamine 3 receptor (H3R) inverse agonist with Kis of 0.3 nM and 12 nM for hH3R cAMP and hH3R bdg. LML134 is potentially useful for the Clinical Treatment of Excessive Sleep Disorders.

Chemical Structure

LML-134
LML-134
CAS#1542135-76-1

Theoretical Analysis

MedKoo Cat#: 555764

Name: LML-134

CAS#: 1542135-76-1

Chemical Formula: C19H29N5O3

Exact Mass: 375.2270

Molecular Weight: 375.47

Elemental Analysis: C, 60.78; H, 7.79; N, 18.65; O, 12.78

Price and Availability

Size Price Availability Quantity
50mg USD 450.00 2 Weeks
100mg USD 750.00 2 Weeks
200mg USD 1,250.00 2 Weeks
500mg USD 2,650.00 2 Weeks
1g USD 3,850.00 2 Weeks
2g USD 5,950.00 2 Weeks
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Related CAS #
No Data
Synonym
LML-134; LML 134; LML134;
IUPAC/Chemical Name
1-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)piperidin-4-yl 4-cyclobutylpiperazine-1-carboxylate
InChi Key
BVUJMFFRMZRNAT-UHFFFAOYSA-N
InChi Code
InChI=1S/C19H29N5O3/c1-21-18(25)6-5-17(20-21)23-9-7-16(8-10-23)27-19(26)24-13-11-22(12-14-24)15-3-2-4-15/h5-6,15-16H,2-4,7-14H2,1H3
SMILES Code
O=C(N1CCN(C2CCC2)CC1)OC3CCN(C(C=C4)=NN(C)C4=O)CC3
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
>3 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
Histamine H3 receptor (H3R) inverse agonists that have been in clinical trials for the treatment of excessive sleep disorders, have been plagued with insomnia as a mechanism-based side effect
Product Data
Biological target:
LML134 (compound 18b) is an orally active and high selective Histamine 3 receptor (H3R) inverse agonist with Kis of 0.3 nM and 12 nM for hH3R cAMP and hH3R bdg.
In vitro activity:
TBD
In vivo activity:
TBD
Solvent mg/mL mM
Solubility
DMSO 12.5 33.29
Note: There can be variations in solubility for the same chemical from different vendors or different batches from the same vendor. The following factors can affect the solubility of the same chemical: solvent used for crystallization, residual solvent content, polymorphism, salt versus free form, degree of hydration, solvent temperature. Please use the solubility data as a reference only. Warming and sonication will facilitate dissolving. Still have questions? Please contact our Technical Support scientists.

Preparing Stock Solutions

The following data is based on the product molecular weight 375.47 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:
TBD
In vitro protocol:
TBD
In vivo protocol:
TBD
Troxler T, Feuerbach D, Zhang X, et al. The Discovery of LML134, a Histamine H3 Receptor Inverse Agonist for the Clinical Treatment of Excessive Sleep Disorders. ChemMedChem. 2019;14(13):1238–1247. doi:10.1002/cmdc.201900176