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

MedKoo CAT#: 597218

CAS#: 78520-72-6

Description: 11-Oxahomoaminopterin shows antifolate activity against two folate-requiring microorganisms and inhibited Lactobacillus casei DHFR.

Chemical Structure

CAS# 78520-72-6

Theoretical Analysis

MedKoo Cat#: 597218
Name: 11-Oxahomoaminopterin
CAS#: 78520-72-6
Chemical Formula: C20H21N7O6
Exact Mass: 455.1553
Molecular Weight: 455.43
Elemental Analysis: C, 52.75; H, 4.65; N, 21.53; O, 21.08

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.

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Synonym: 11-Oxahomoaminopterin; NSC 325304; NSC-325304; NSC325304;

IUPAC/Chemical Name: (4-(2-(2,4-diaminopteridin-6-yl)ethoxy)benzoyl)-L-glutamic acid


InChi Code: InChI=1S/C20H21N7O6/c21-16-15-17(27-20(22)26-16)23-9-11(24-15)7-8-33-12-3-1-10(2-4-12)18(30)25-13(19(31)32)5-6-14(28)29/h1-4,9,13H,5-8H2,(H,25,30)(H,28,29)(H,31,32)(H4,21,22,23,26,27)/t13-/m0/s1

SMILES Code: O=C(O)CC[C@@H](C(O)=O)NC(C1=CC=C(OCCC2=NC3=C(N)N=C(N)N=C3N=C2)C=C1)=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 455.43 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

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1: Nair MG, Bridges TW, Henkel TJ, Kisliuk RL, Gaumont Y, Sirotnak FM. Folate analogues altered in the C9-N10 bridge region. 18. Synthesis and antitumor evaluation of 11-oxahomoaminopterin and related compounds. J Med Chem. 1981 Sep;24(9):1068-73. PubMed PMID: 6793726.