BU-2313 A

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MedKoo CAT#: 584290

CAS#: 69774-86-3

Description: BU-2313 A is a new antibiotic complex active against anaerobes.

Price and Availability

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Pricing updated 2020-04-07. Prices are subject to change without notice.

BU-2313 A 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#: 584290
Name: BU-2313 A
CAS#: 69774-86-3
Chemical Formula: C27H35NO9
Exact Mass: 517.2312
Molecular Weight: 517.575
Elemental Analysis: C, 62.66; H, 6.82; N, 2.71; O, 27.82

Synonym: BU-2313 A; BU2313 A; BU 2313 A

IUPAC/Chemical Name: 3a,7-Epoxy-3aH-furo(3,2-b)oxocin-3-carboxylic acid, 5-(6-(2,5-dihydro-4-hydroxy-1-methyl-2-oxo-1H-pyrrol-3-yl)-1,3-dimethyl-6-oxo-2,4-hexadienyl)octahydro-2,6,9a-trimethyl-8-oxo-, methyl ester, (2R-(2alpha,3alpha,3aalpha,5alpha(1R*,2E,4E), 6beta,7alpha,9abeta))-


InChi Code: InChI=1S/C27H35NO9/c1-13(8-9-17(29)20-19(31)12-28(6)24(20)32)10-14(2)22-15(3)23-18(30)11-26(5)27(36-22,37-23)21(16(4)35-26)25(33)34-7/h8-10,14-16,21-23,31H,11-12H2,1-7H3/b9-8+,13-10+/t14-,15-,16-,21-,22-,23+,26+,27+/m1/s1

SMILES Code: O=C([C@H]1[C@@H](C)O[C@](C2)(C)[C@]1(O3)O[C@H]([C@H](C)/C=C(C)/C=C/C(C4=C(O)CN(C)C4=O)=O)[C@@H](C)[C@@]3([H])C2=O)OC

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).

HS Tariff Code:


1: Tsukiura H, Tomita K, Hanada M, Kobaru S, Tsunakawa M, Fujisawa K, Kawaguchi H. Bu-2313, a new antibiotic complex active against anaerobes. I. Production, isolation and properties of Bu-2313 A and B. J Antibiot (Tokyo). 1980 Feb;33(2):157-65. PubMed PMID: 6900628.

2: Tsunakawa M, Toda S, Okita T, Hanada M, Nakagawa S, Tsukiura H, Naito T, Kawaguchi H. Bu-2313, a new antibiotic complex active against anaerobes. II. Structure determination of Bu-2313 A and B. J Antibiot (Tokyo). 1980 Feb;33(2):166-72. PubMed PMID: 6900629.

3: Toda S, Nakagawa S, Naito T, Kawaguchi H. Bu-2313, a new antibiotic complex active against anaerobes. III. Semi-synthesis of Bu-2313 A and B, and their analogs. J Antibiot (Tokyo). 1980 Feb;33(2):173-81. PubMed PMID: 6900630.

4: Tomita K, Hoshino Y, Sasahira T, Hasegawa K, Akiyama M, Tsukiura H, Kawaguchi H. Taxonomy of the antibiotic Bu-2313-producing organism. Microtetraspora caesia sp. nov. J Antibiot (Tokyo). 1980 Dec;33(12):1491-501. PubMed PMID: 6910477.