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

MedKoo CAT#: 598059

CAS#: 108890-90-0

Description: K-13 is an ACE inhibitor produced by Micromonospora halophytics subsp. exilisia K-13.

Chemical Structure

CAS# 108890-90-0

Theoretical Analysis

MedKoo Cat#: 598059
Name: K-13
CAS#: 108890-90-0
Chemical Formula: C29H29N3O8
Exact Mass: 547.1955
Molecular Weight: 547.56
Elemental Analysis: C, 63.61; H, 5.34; N, 7.67; O, 23.37

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

Request quote for custom synthesis

Synonym: K-13 (Ace inhib); K-13; K 13; K13;

IUPAC/Chemical Name: (E)-2-(((S)-2-((Z)-2-acetamido-3-(4-hydroxyphenyl)acrylamido)-3-(4-hydroxyphenyl)propyl)amino)-3-(3,4-dihydroxyphenyl)acrylic acid


InChi Code: InChI=1S/C29H29N3O8/c1-17(33)31-24(13-19-4-9-23(35)10-5-19)28(38)32-21(12-18-2-7-22(34)8-3-18)16-30-25(29(39)40)14-20-6-11-26(36)27(37)15-20/h2-11,13-15,21,30,34-37H,12,16H2,1H3,(H,31,33)(H,32,38)(H,39,40)/b24-13-,25-14+/t21-/m0/s1

SMILES Code: CC(N/C(C(N[C@H](CN/C(C(O)=O)=C/c1cc(O)c(O)cc1)Cc2ccc(O)cc2)=O)=C\c3ccc(O)cc3)=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: >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: 2934.99.03.00

Preparing Stock Solutions

The following data is based on the product molecular weight 547.56 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: Ozguner F, Armagan A, Koyu A, Caliskan S, Koylu H. A novel antioxidant agent caffeic acid phenethyl ester prevents shock wave-induced renal tubular oxidative stress. Urol Res. 2005 Jun;33(3):239-43. Epub 2005 May 5. PubMed PMID: 15877224.

2: Ozguner F, Bardak Y, Comlekci S. Protective effects of melatonin and caffeic acid phenethyl ester against retinal oxidative stress in long-term use of mobile phone: a comparative study. Mol Cell Biochem. 2006 Jan;282(1-2):83-8. PubMed PMID: 16317515.

3: Ozguner F, Oktem F, Armagan A, Yilmaz R, Koyu A, Demirel R, Vural H, Uz E. Comparative analysis of the protective effects of melatonin and caffeic acid phenethyl ester (CAPE) on mobile phone-induced renal impairment in rat. Mol Cell Biochem. 2005 Aug;276(1-2):31-7. PubMed PMID: 16132682.

4: Ozguner F, Oktem F, Ayata A, Koyu A, Yilmaz HR. A novel antioxidant agent caffeic acid phenethyl ester prevents long-term mobile phone exposure-induced renal impairment in rat. Prognostic value of malondialdehyde, N-acetyl-beta-D-glucosaminidase and nitric oxide determination. Mol Cell Biochem. 2005 Sep;277(1-2):73-80. PubMed PMID: 16132717.

5: Gao X, Deeb D, Media J, Divine G, Jiang H, Chapman RA, Gautam SC. Immunomodulatory activity of resveratrol: discrepant in vitro and in vivo immunological effects. Biochem Pharmacol. 2003 Dec 15;66(12):2427-35. PubMed PMID: 14637200.

6: Oktem F, Ozguner F, Sulak O, Olgar S, Akturk O, Yilmaz HR, Altuntas I. Lithium-induced renal toxicity in rats: protection by a novel antioxidant caffeic acid phenethyl ester. Mol Cell Biochem. 2005 Sep;277(1-2):109-15. PubMed PMID: 16132721.