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Heterocyclic compounds

Streptolydigin

Also known as Antibiotic D-45, Portamycin, Afragilimycin A

CAS 7229-50-7Formula C32H44N2O9Molar mass 600.71 g/mol
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Streptolydigin chemical structure, C32H44N2O9, CAS 7229-50-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
7229-50-7
Formula
C32H44N2O9
Molar mass
600.71 g/mol
HS code
293499
Category
Heterocyclic compounds

What is Streptolydigin?

Plain description, key identifiers and synonyms

Streptolydigin is a monocarboxylic acid amide that is a broad-spectrum antibiotic produced by Streptomyces lydicus. It has a role as an antimicrobial agent, an EC 2.7.7.6 (RNA polymerase) inhibitor and a bacterial metabolite. It is a spiro-epoxide, a N-glycosyl compound, an organic heterobicyclic compound, a monocarboxylic acid amide, an enol, a bridged compound, a pyrrolidinone and a cyclic ketal.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-2-[(2S,4E)-4-[(2E,4E,6R)-6-[(1R,3R,4S,5R,8R)-1,4-dimethylspiro[2,9-dioxabicyclo[3.3.1]non-6-ene-8,2'-oxirane]-3-yl]-1-hydroxy-4-methylhepta-2,4-dienylidene]-1-[(2S,5S,6S)-5-hydroxy-6-methyloxan-2-yl]-3,5-dioxopyrrolidin-2-yl]-N-methylpropanamide
CAS number
7229-50-7 CAS number cross-checked
Molecular formula
C32H44N2O9
UNII
6MON4029Q8
InChIKey
KVTPRMVXYZKLIG-NCAOFHFGSA-N
InChI
InChI=1S/C32H44N2O9/c1-16(14-17(2)28-18(3)23-12-13-32(15-40-32)31(6,42-23)43-28)8-9-22(36)25-27(37)26(19(4)29(38)33-7)34(30(25)39)24-11-10-21(35)20(5)41-24/h8-9,12-14,17-21,23-24,26,28,35-36H,10-11,15H2,1-7H3,(H,33,38)/b9-8+,16-14+,25-22+/t17-,18+,19+,20+,21+,23-,24+,26+,28-,31-,32-/m1/s1
Canonical SMILES
CNC(=O)C(C)C1C(=O)C(=C(O)C=CC(C)=CC(C)C2OC3(C)OC(C=CC34CO4)C2C)C(=O)N1C1CCC(O)C(C)O1
Isomeric SMILES
C[C@H]1[C@H]2C=C[C@@]3(CO3)[C@](O2)(O[C@@H]1[C@H](C)/C=C(\C)/C=C/C(=C\4/C(=O)[C@@H](N(C4=O)[C@@H]5CC[C@@H]([C@@H](O5)C)O)[C@H](C)C(=O)NC)/O)C

Synonyms

  • Antibiotic D-45
  • Portamycin
  • Afragilimycin A
  • 1zyr
  • 2-Pyrrolidineacetamide, portamycin

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
600.71 g/molcalc.
Exact mass
600.3047 Dacalc.
LogP (octanol/water)
2.46calc.
Topological polar surface area
147.2 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
9calc.
Rotatable bonds
7calc.
Heavy atoms
43calc.
Rings
5calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.66calc.
Formal charge
0calc.
Stereocentres
11calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1CN(C2CCCCO2)C(=O)C1=CC=CC=CCC1CC2C=CC3(CO3)C(O2)O1

O=C1CN(C2CCCCO2)C(=O)C1=CC=CC=CCC1CC2C=CC3(CO3)C(O2)O1

5 rings, 30 atoms.

1 other chemical share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Streptolydigin suppliers

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Streptolydigin price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Anti-Bacterial Agents

Roles

  • antimicrobial agent
  • bacterial metabolite
  • enzyme inhibitor
  • metabolite
  • prokaryotic metabolite

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Streptolydigin is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Streptolydigin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Streptolydigin, based on the data on this page

What is Streptolydigin?

Streptolydigin is a monocarboxylic acid amide that is a broad-spectrum antibiotic produced by Streptomyces lydicus. It has a role as an antimicrobial agent, an EC 2.7.7.6 (RNA polymerase) inhibitor and a bacterial metabolite.

What is the CAS number of Streptolydigin?

The CAS registry number of Streptolydigin is 7229-50-7.

What is the molecular formula and weight of Streptolydigin?

The molecular formula of Streptolydigin is C32H44N2O9 and its molar mass is 600.71 g/mol.

What is Streptolydigin used for?

Known uses and roles of Streptolydigin include antimicrobial agent, bacterial metabolite, enzyme inhibitor, metabolite, prokaryotic metabolite and 1 more.

Is Streptolydigin hazardous?

No GHS hazard classification for Streptolydigin is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Streptolydigin?

Streptolydigin is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Streptolydigin?

Post a free request on CompoundList and suppliers of Streptolydigin will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Streptolydigin?

Suppliers quote Streptolydigin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Streptolydigin

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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