5-(Ethylthio)-1H-tetrazole(ETT) - ≥98% , CAS No.89797-68-2

CAS: 89797-68-2 Cat. No.: E111310 Molecular Weight: 130.17 EC Number: 618-305-8
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
5-(Ethylsulfanyl)-2H-tetrazole | ETT Activator, 0.25 M in acetonitrile | ETT Activator, 0.3M | PS-3437 | DTXSID301008981 | ETT Activator, 0.25 M | FT-0643193 | J-801011 | AC-8306 | 5-(Ethylthio)tetrazole solution | 5-(ethylsulfanyl)-1H-1,2,3,4-tetrazole |
Storage
Store at 2-8°C
Shipped In
Wet ice
Size
Status
Price
Qty
1g
E111310-1g
3
$9.90
5g
E111310-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$18.90
25g
E111310-25g
5
$67.90
100g
E111310-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$189.90
500g
E111310-500g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$569.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
5-(Ethylsulfanyl)-2H-tetrazole | ETT Activator, 0.25 M in acetonitrile | ETT Activator, 0.3M | PS-3437 | DTXSID301008981 | ETT Activator, 0.25 M | FT-0643193 | J-801011 | AC-8306 | 5-(Ethylthio)tetrazole solution | 5-(ethylsulfanyl)-1H-1, 2, 3, 4-tetrazole |
Specifications & Purity
≥98%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid508809843
Canonical SmilesCCSC1=NNN=N1
IUPAC Name5-ethylsulfanyl-2H-tetrazole
InChIKeyGONFBOIJNUKKST-UHFFFAOYSA-N
INCHI1S/C3H6N4S/c1-2-8-3-4-6-7-5-3/h2H2,1H3,(H,4,5,6,7)
Isomeric SMILES CCSC1=NNN=N1
WGK Germany 3
UN Number 1325
Packing Group III
Molecular Weight 130.17
Reaxy-Rn 21629092
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=21629092&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganosulfur compounds
ClassThioethers
SubclassAryl thioethers
Intermediate Tree Nodes Not available
Direct ParentAryl thioethers
Alternative Parents Alkylarylthioethers  Tetrazoles  Heteroaromatic compounds  Sulfenyl compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Aryl thioether - Alkylarylthioether - Heteroaromatic compound - Tetrazole - Azole - Azacycle - Organoheterocyclic compound - Sulfenyl compound - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aryl thioethers. These are organosulfur compounds containing a thioether group that is substituted by an aryl group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

18 results found

Lot NumberCertificate TypeDateItem
D2607333Certificate of AnalysisMar 18, 2026 E111310
D2607334Certificate of AnalysisMar 18, 2026 E111310
F2519628Certificate of AnalysisJun 09, 2025 E111310
F2519389Certificate of AnalysisJun 09, 2025 E111310
C2414543Certificate of AnalysisMar 02, 2024 E111310
C2421314Certificate of AnalysisMar 01, 2024 E111310
C2421391Certificate of AnalysisMar 01, 2024 E111310
C2421390Certificate of AnalysisMar 01, 2024 E111310
K22301019Certificate of AnalysisNov 01, 2022 E111310
K22301020Certificate of AnalysisNov 01, 2022 E111310
K22301021Certificate of AnalysisNov 01, 2022 E111310
K2230900Certificate of AnalysisNov 01, 2022 E111310
L2213009Certificate of AnalysisNov 01, 2022 E111310
L2410077Certificate of AnalysisNov 01, 2022 E111310
G1830023Certificate of AnalysisMay 10, 2022 E111310
E2203268Certificate of AnalysisFeb 24, 2022 E111310
E2203269Certificate of AnalysisFeb 24, 2022 E111310
G2431013Certificate of AnalysisFeb 24, 2022 E111310

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Chemical and Physical Properties
SolubilitySoluble in methanol
Flash Point(°C)6°C
Melt Point(°C)84-90℃
Molecular Weight130.169 g/mol
XLogP30.700
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Exact Mass130.031 Da
Monoisotopic Mass130.031 Da
Topological Polar Surface Area79.800 Ų
Heavy Atom Count8
Formal Charge0
Complexity68.300
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Citations of This Product
References
1. Huang-Fei Qin, You Li, Xing-Mei Qin, Hai-Ye Li, He-Dong Bian, Qing Yu, Fu-Ping Huang.  (2020)  An anionic Mn(II) chain bridged by 5-(ethylthio)-1H-tetrazole showing the coexistence of spin canting and long-range magnetic ordering.  JOURNAL OF COORDINATION CHEMISTRY,      [PMID:] [10.1080/00958972.2020.1740211]
2. Dezhi Feng, Biao Ma, Chengtao Xu, Jingyi Xu, Yiyang Zhang, Yi Chen, Gangsheng Chen, Yakun Gao, Duxin Chen, Wenwu Yu, Chao Zhao, Hong Liu.  (2025)  Renewable Electrode Array Based on Transformable Metal for Scaling up DNA Synthesis and Manipulation.  ADVANCED FUNCTIONAL MATERIALS,      [PMID:] [10.1002/adfm.202513703]
Solution Calculators
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