Icatibant acetate

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

MedKoo CAT#: 575457

CAS#: 138614-30-9

Description: Icatibant acetate is a peptidomimetic drug consisting of ten amino acids, which is a selective and specific antagonist of bradykinin B2 receptors. It has been approved by the European Commission for the symptomatic treatment of acute attacks of hereditary angioedema (HAE) in adults with C1-esterase-inhibitor deficiency.

Chemical Structure

Icatibant acetate
CAS# 138614-30-9

Theoretical Analysis

MedKoo Cat#: 575457
Name: Icatibant acetate
CAS#: 138614-30-9
Chemical Formula: C61H93N19O15S
Exact Mass: 1363.6819
Molecular Weight: 1364.59
Elemental Analysis: C, 53.69; H, 6.87; N, 19.50; O, 17.59; S, 2.35

Price and Availability

Size Price Availability Quantity
1.0mg USD 300.0 2 Weeks
5.0mg USD 810.0 2 Weeks
Bulk inquiry

Synonym: Firazyr; HOE 140; HOE140; HOE-140; Icatibant acetate

IUPAC/Chemical Name: L-Arginine, D-arginyl-L-arginyl-L-prolyl-trans-4-hydroxy-L-prolylglycyl-3-(2-thienyl)-L-alanyl-L-seryl-D-1,2,3,4-tetrahydro-3-isoquinolinecarbonyl-L-(2alpha,3abeta,7abeta)-octahydro-1H-indole-2-carbonyl-, acetate (salt)


InChi Code: InChI=1S/C59H89N19O13S.C2H4O2/c60-37(14-5-19-67-57(61)62)48(82)72-38(15-6-20-68-58(63)64)52(86)75-22-8-18-43(75)54(88)77-30-35(80)26-44(77)50(84)70-28-47(81)71-40(27-36-13-9-23-92-36)49(83)74-41(31-79)53(87)76-29-34-12-2-1-10-32(34)24-46(76)55(89)78-42-17-4-3-11-33(42)25-45(78)51(85)73-39(56(90)91)16-7-21-69-59(65)66;1-2(3)4/h1-2,9-10,12-13,23,33,35,37-46,79-80H,3-8,11,14-22,24-31,60H2,(H,70,84)(H,71,81)(H,72,82)(H,73,85)(H,74,83)(H,90,91)(H4,61,62,67)(H4,63,64,68)(H4,65,66,69);1H3,(H,3,4)/t33-,35+,37+,38-,39-,40-,41-,42-,43-,44-,45-,46+;/m0./s1

SMILES Code: CC(=O)O.N[C@H](CCCNC(=N)N)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N1CCC[C@H]1C(=O)N2C[C@H](O)C[C@H]2C(=O)NCC(=O)N[C@@H](Cc3cccs3)C(=O)N[C@@H](CO)C(=O)N4Cc5ccccc5C[C@@H]4C(=O)N6[C@H]7CCCC[C@H]7C[C@H]6C(=O)N[C@@H](CCCNC(=N)N)C(=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

Preparing Stock Solutions

The following data is based on the product molecular weight 1364.59 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

Molarity Calculator

Calculate the mass, volume, or concentration required for a solution.

*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / CoA (available online).

Reconstitution Calculator

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.


Dilution Calculator

Calculate the dilution required to prepare a stock solution.

1. Hock, F.J., Wirth, K., Albus, U., et al. Hoe 140 a new potent and long acting bradykinin-antagonist: In vitro studies. Br. J. Pharmacol. 102(3), 769-773 (1991).

2. Han, E.D., MacFarlane, R.C., Mulligan, A.N., et al. Increased vascular permeability in C1 inhibitor-deficient mice mediated by the bradykinin type 2 receptor. J. Clin. Invest. 109(8), 1057-1063 (2002).