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URB597

CAS No.
546141-08-6
Chemical Name:
URB597
Synonyms
URB597 (KDS-4103);3-(3-carbaMoylphenyl)phenyl N-cyclohexylcarbaMate;URB597;CS-115;KDS 4103;URB 597 NEW;URB597 powder;URB 597, >=98%;APD597(URB597);FAAH inhibitor
CBNumber:
CB4331788
Molecular Formula:
C20H22N2O3
Molecular Weight:
338.4
MDL Number:
MFCD05863934
MOL File:
546141-08-6.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-14 16:49:18

URB597 Properties

Boiling point 533.2±50.0 °C(Predicted)
Density 1.23
storage temp. 2-8°C
solubility DMSO: ~14 mg/mL, soluble
form powder
pka 11.74±0.20(Predicted)
color white
Stability Stable for 2 years from date of purchase as supplied. Solutions in DMSO may be stored at -20° for up to 3 months.
InChI 1S/C20H22N2O3/c21-19(23)16-8-4-6-14(12-16)15-7-5-11-18(13-15)25-20(24)22-17-9-2-1-3-10-17/h4-8,11-13,17H,1-3,9-10H2,(H2,21,23)(H,22,24)
InChIKey ROFVXGGUISEHAM-UHFFFAOYSA-N
SMILES NC(=O)c1cccc(c1)-c2cccc(OC(=O)NC3CCCCC3)c2
FDA UNII PX47LB88FO
UNSPSC Code 12352200
NACRES NA.77

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H319-H410
Precautionary statements  P273-P305+P351+P338-P501
PPE Eyeshields, Gloves
Hazard Codes  N
Risk Statements  50/53
Safety Statements  22-24/25-60-61
RIDADR  UN 3077 9/PG 3
WGK Germany  3
Storage Class 11 - Combustible Solids
NFPA 704
0
2 0

URB597 price More Price(72)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich U4133 URB597 ≥98% (HPLC) 546141-08-6 5mg $146 2026-04-30 Buy
Sigma-Aldrich 341249 FAAH Inhibitor II 546141-08-6 5mg $96.4 2023-01-07 Buy
TCI Chemical A3607 URB-597 546141-08-6 100MG $94 2026-04-30 Buy
Cayman Chemical 10046 URB597 ≥98% 546141-08-6 5mg $38 2026-04-30 Buy
Cayman Chemical 10046 URB597 ≥98% 546141-08-6 10mg $72 2026-04-30 Buy
Product number Packaging Price Buy
U4133 5mg $146 Buy
341249 5mg $96.4 Buy
A3607 100MG $94 Buy
10046 5mg $38 Buy
10046 10mg $72 Buy

URB597 Chemical Properties, Uses, Production

Description

URB597 is a potent, orally bioavailable FAAH inhibitor with IC50 of 4.6 nM, with no activity on other cannabinoid-related targets. Phase 1.

In vitro

URB597 binds in the hydrophobic pocket and catalytic core of FAAH that connects the active site residues to the membrane surface of FAAH. URB597 inhibits FAAH activity in human liver microsomes with IC50 of 3 nM. URB597 reduces the expression of the LPS-induced enzymes cyclo-oxygenase 2 (COX-2) and inducible nitric oxide synthase (iNOS; NOS2) in primary rat microglial cell, with a concomitant reduction in the release of the inflammatory mediators prostaglandin E2 (PGE2) and (NO) nitric oxide. URB597 evokes Ca2+ entry in HEK293-F Cells transiently expressing human or rat TRPA1 gene. URB597 also activates Ca2+ entry in rat DRG neurons natively expressed TRPA1 channels.

In vivo

URB597 inhibits [3H]anandamide hydrolysis in rat brain membranes with a parallel increase in brain anandamide, OEA, and PEA content by inhibition of FAAH. URB597 enhances the hypothermia effect induced by ethanolamide by inhibiting FAAH.When delivered intraperitonealy (0.3 mg/kg) URB597 reduces allodynia and hyperalgesia through cannabinoid CB1 and CB2 receptor-mediated analgesia in rats with inflammatory pain.URB597 reduces the reduction in body weight gain and sucrose intake induced by the chronic mild stress in rats through inhibition of brain FAAH activity. URB597 could reverse most depressive-like symptoms induced by adolescent THC exposure in femal rats.

Description

URB-597 (546141-08-6) is a potent and selective fatty acid amide hydrolase (FAAH) inhibitor, IC50 = 3-5 nM.1Produces cannabinoid CB1 and CB2 receptor-mediated analgesia in inflammatory pain states without causing side effects associated with cannabinoid receptor activation.2Attenuates the anxiolytic-like effect of acetaminophen in a mouse model.3Exerts anti-inflammatory effects in rat hippocampus and ameliorates age-related deficits.4Off target effects of URB-597: Reduces tyrosine hydroxylase expression.5 Improves cognitiveimpairment caused by chronic cerebral hypoperfusion in a mouse model via inhibition of mTOR-dependent autophagy.6

Uses

URB597 is a potent, selective fatty acid amide hydrolase (FAAH) inhibitor.

Definition

ChEBI: URB597 is a member of biphenyls.

General Description

URB597 binds to active sites of fatty acid amide hydrolases and inhibits their activity. URB597 alters expression of tyrosine hydroxylase and interacts with abnormal-cannabidiol (Abn-CBD) and peroxisome proliferator-activated receptors (PPARs). URB597 elicits antinociception property via cannabinoid receptor by maintaining endocannabinoid anandamide (AEA) levels. URB597 reduces abnormal hyperactivity in neurons and could be for treatment of seizures and improving synaptic plasticity.

Biochem/physiol Actions

Potent, selective fatty acid amide hydrolase (FAAH) inhibitor.

storage

Store at +4°C

References

[1] DANIELE PIOMELLI. Pharmacological Profile of the Selective FAAH Inhibitor KDS-4103 (URB597)[J]. CNS drug reviews, 2006, 12 1: 21-38. DOI:10.1111/j.1527-3458.2006.00021.x
[2] ANGELO JAYAMANNE. Actions of the FAAH inhibitor URB597 in neuropathic and inflammatory chronic pain models[J]. British Journal of Pharmacology, 2009, 147 3: 281-288. DOI:10.1038/sj.bjp.0706510
[3] SAWSAN A ZAITONE  Soad H A E E  Ahmed F El Wakeil. Inhibition of fatty acid amide hydrolase by URB597 attenuates the anxiolytic-like effect of acetaminophen in the mouse elevated plus-maze test.[J]. Behavioural Pharmacology, 2012, 23 4: 417-425. DOI:10.1097/fbp.0b013e3283566065
[4] NIAMH MURPHY. The fatty acid amide hydrolase inhibitor URB597 exerts anti-inflammatory effects in hippocampus of aged rats and restores an age-related deficit in long-term potentiation.[J]. Journal of Neuroinflammation, 2012: 79. DOI:10.1186/1742-2094-9-79
[5] BARBARA BOSIER  Didier M L  Giulio G Muccioli. The FAAH inhibitor URB597 efficiently reduces tyrosine hydroxylase expression through CB1- and FAAH-independent mechanisms[J]. British Journal of Pharmacology, 2012, 169 4: 794-807. DOI:10.1111/j.1476-5381.2012.02208.x
[6] DAPENG WANG . URB597 improves cognitive impairment induced by chronic cerebral hypoperfusion by inhibiting mTOR-dependent autophagy[J]. Neuroscience, 2017, 344: Pages 293-304. DOI:10.1016/j.neuroscience.2016.12.034

URB597 Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 182)
Supplier Tel Email Country ProdList Advantage
ChemFuture PharmaTech (Jiangsu) Ltd 5108538618 suger.wang@chemfuture.com China 832 65
Chembest Research Laboratories Limited 021-20908456 sales@BioChemBest.com China 5996 61
VDM Biochemicals 0330-2528181 sales@vdmbio.com United States 510 64
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16307 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
China DongFan Chemical Co.,LTD 86-0571-85151182 China 5681 66
Shanghai Sunway Pharmaceutical Technology Co., Ltd 13761987713 hxzheng@sunwaypharm.cn China 8663 57
Nanjing Vital Chemical Co., Ltd. Please Send Email 18652950785 chemweiao@163.com China 4368 65
Dalian Meilun Biotech Co., Ltd. 0411-62910999 13889544652 sales@meilune.com China 4765 58
Shanghai Topbiochem Technology Co., Ltd 021-58170097 info@topbiochem.com China 9509 58

View Latest Price from URB597 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
URB-597 pictures 2026-07-14 URB-597
546141-08-6
$34.00-122.00 97.20% 10g TargetMol Chemicals Inc.
URB597 powder  pictures 2021-11-15 URB597 powder
546141-08-6
$18.00 1KG 99% 500ton/Month Qiuxian Baitai New Material Co., LTD
URB597 pictures 2020-01-09 URB597
546141-08-6
$2.00 1g 98%min Career Henan Chemical Co
  • URB-597 pictures
  • URB-597
    546141-08-6
  • $34.00-122.00
  • 97.20%
  • TargetMol Chemicals Inc.
  • URB597 powder  pictures
  • URB597 powder
    546141-08-6
  • $18.00
  • 99%
  • Qiuxian Baitai New Material Co., LTD
  • URB597 pictures
  • URB597
    546141-08-6
  • $2.00
  • 98%min
  • Career Henan Chemical Co

URB597 Spectrum

N-Cyclohexylcarbamic acid 3'-(aminocarbonyl)[1,1'-biphenyl]-3-yl ester N-cyclohexylcarbamic acid [3-(3-carbamoylphenyl)phenyl] ester URB 597 NEW FAAH inhibitor KDS-4103;URB-597;FAAH INHIBITOR II KDS 4103 N-Cyclohexylcarbamic acid 3'-(aminocarbonyl)[1,1'-biphenyl]-3-yl ester N-Cyclohexylcarbamic acid 3'-(aminocarbonyl)[1,1'-biphenyl]-3-yl ester URB 597 KDS 4103 URB 597, >=98% CarbaMic acid,N-cyclohexyl-, 3'-(aMinocarbonyl)[1,1'-biphenyl]-3-yl ester APD597(URB597) FAAH INHIBITOR II CYCLOHEXYLCARBAMIC ACID 3'-CARBAMOYL-BIPHENYL-3-YL ESTER 3'-CARBAMOYL-BIPHENYL-3-YL-CYCLOHEXYLCARBAMATE URB597 (3'-(aminocarbonyl)[1,1'-biphenyl]-3-yl)-cyclohexylcarbamate KDS 4103 FAAH Inhibitor II - CAS 546141-08-6 - Calbiochem CS-115 URB597; KDS-4103; URB 597; KDS 4103; KDS4103 Cyclohexylcarbamic acid 3'-(Aminocarbonyl)-[1,1'-biphenyl]-3-yl ester URB597 USP/EP/BP URB597 powder TIANFU-CHEM URB597 546141-08-6 FAAH Inhibitor II URB597 URB-597 3'-(Aminocarbonyl)[1,1'-biphenyl]-3-yl N-cyclohexylcarbamate KDS4103,KDS-4103/URB597 3'-Carbamoyl-[1,1'-biphenyl]-3-yl cyclohexylcarbamate 3’-(3-aminocarbonyl)[1,1’-biphenyl]-3-yl)-cyclohexylcarbamat URB-597, 10 mM in DMSO 3'-(Aminocarbonyl)-biphenyl-3-yl N-cyclohexylcarbamate 3-(3-carbaMoylphenyl)phenyl N-cyclohexylcarbaMate URB597 (KDS-4103) 3-(3-carbaMoylphenyl)phenyl N-cyclohexylcarbaMate (URB597) 546141-08-6 C20H22N2O3 Pharmaceutical intermediate Inhibitors HFC80014 Inhibitor Chemical for Research Research Chemical