Yohimbic acid, ethyl ester

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

MedKoo CAT#: 571107

CAS#: 73840-32-1

Description: Yohimbic acid, ethyl ester is a biochemical that has been investigated for its effects on reserpine action. Reserpine is a rarely-used antipsychotic and antihypertensive drug.

Price and Availability




Yohimbic acid, ethyl ester is not in stock, may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to sales@medkoo.com to inquire quote.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 571107
Name: Yohimbic acid, ethyl ester
CAS#: 73840-32-1
Chemical Formula: C22H28N2O3
Exact Mass: 368.21
Molecular Weight: 368.48
Elemental Analysis: C, 71.71; H, 7.66; N, 7.60; O, 13.03

Synonym: Yohimbic acid, ethyl ester

IUPAC/Chemical Name: ethyl (1R,2S,4aR,13bS,14aS)-2-hydroxy-1,2,3,4,4a,5,7,8,13,13b,14,14a-dodecahydroindolo[2',3':3,4]pyrido[1,2-b]isoquinoline-1-carboxylate


InChi Code: InChI=1S/C22H28N2O3/c1-2-27-22(26)20-16-11-18-21-15(14-5-3-4-6-17(14)23-21)9-10-24(18)12-13(16)7-8-19(20)25/h3-6,13,16,18-20,23,25H,2,7-12H2,1H3/t13-,16-,18-,19-,20+/m0/s1

SMILES Code: CCOC([C@H]1[C@@H](O)CC[C@@H]2[C@@H]1C[C@H]3C4=C(CCN3C2)C5=C(N4)C=CC=C5)=O

Technical Data

Solid powder

>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).

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).

Harmonized System Code:


1: KLUPP H. [Pharmacological studies on yohimbic acid ethyl ester (A 38) and 4-=2-(p-butoxyphenyl)-1,3-dioxolan-2-ylmethyl=-morpholine methobromide (Q 160) as well as the influence of these substances on reserpine action]. Arzneimittelforschung. 1955 Aug;5(8):432-6. German. PubMed PMID: 13276244.