9-Ethylguanine
9-Ethylguanine (CAS: 879-08-3), with the molecular formula C7H9N5O and a molecular weight of 179.18 g/mol, is a synthetic guanine derivative. It serves as a valuable DNA model base, particularly employed in diverse physical-chemical studies involving organometallic complexes. This compound is a key reagent for researchers investigating molecular interactions and structural properties within biochemical and chemical research settings.
- IUPAC
- 2-Amino-9-ethyl-6-hydroxypurine,6-Amino-9-ethyl-2-hydroxypurine,9-EtG
- Synonyms
- 2-Amino-9-ethyl-6-hydroxypurine6-Amino-9-ethyl-2-hydroxypurine9-EtG

DNA Model Base for Physical-Chemical Studies
9-Ethylguanine functions as a critical DNA model base. It is utilized in a variety of physical-chemical investigations, particularly those focusing on the interactions of organometallic complexes with nucleobases.
Biochemical Research
As a nucleoside analog, 9-Ethylguanine is used in biochemical research to understand DNA structure and function. Its modified structure allows for specific studies not possible with natural guanine.
Nucleotide and Oligonucleotide Research
This compound finds application in the synthesis and study of modified nucleotides and oligonucleotides. Researchers use it to explore the impact of ethylation on DNA properties and interactions.
| Molecular weight | 179.18 |
|---|---|
| Empirical formula | C7H9N5O |
| Assay | ≥98% |
| Storage temperature | 2-8°C |
| Application | 9-Ethylguanine (9-EtG) is used as a DNA model base for a variety of physical chemical studies of organometallic complexes. |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 9-Ethylguanine used for?
+
9-Ethylguanine is primarily used as a DNA model base for physical-chemical studies of organometallic complexes and in various biochemical and nucleotide research applications.
What is the CAS number and formula for 9-Ethylguanine?
+
The CAS number for 9-Ethylguanine is 879-08-3, and its empirical formula is C7H9N5O.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 9-Ethylguanine with an assay of ≥98%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
What are the safety considerations for handling 9-Ethylguanine?
+
9-Ethylguanine has a Water Hazard Class (WGK) of 3 in Germany, indicating it is hazardous to aquatic life. Handle with appropriate personal protective equipment in a well-ventilated area.
How is 9-Ethylguanine shipped and exported?
+
Tech Serve Solutions specialises in the global supply and export of fine chemicals, including 9-Ethylguanine, adhering to all necessary regulations for safe and compliant transit.
How can I request a sample or quote for 9-Ethylguanine?
+
To request a sample or a quote for 9-Ethylguanine, please contact our sales department through the TSS website or your designated account manager.
▶ Related products
![(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide (C8H13N3O4) — chemical structure, CAS 138472-01-2; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F138472-01-2.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide
C8H13N3O4
Biochemicals & Reagents![(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide (C14H18N4O4) — chemical structure, CAS 162626-99-5; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F162626-99-5.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide
C14H18N4O4
Biochemicals & Reagents
(±)-2,5-Dimethoxy-4-bromoamphetamine hydrobromide
Biochemicals & Reagents

(±)-2-(p-Methoxyphenoxy)propionic acid
C10H12O4
Biochemicals & Reagents
(±)-2-Amino-6,7-dihydroxy-1,2,3,4-tetrahydronaphthalene hydrobromide
C10H13NO2·HBr
Biochemicals & Reagents
(±)-2-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxyoctanoic acid
C8H16O3
Biochemicals & Reagents▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis