1,8-Naphthosultone - ≥98%(HPLC) , CAS No.83-31-8

CAS: 83-31-8 Cat. No.: N134449 Molecular Weight: 206.22 Beilstein Registry Number: 19(3/4)323 EC Number: 201-468-0
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(HPLC)
Synonyms
Naphth[1,8-cd]-1,2-oxathiole,2,2-dioxide | {Naphth[1,8-cd]-1,2-oxathiole,} 2,2-dioxide | 1,8-Naphthasultone | A864275 | Naphtho[1,8-cd][1,2]oxathiole 2,2-dioxide | Naphthalene-1,8-sultone | 1-Naphthalenesulfonic acid, 8-hydroxy-, .gamma.-sultone | 1,8-Nap
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
N134449-1g
1

$30.90

$46.90
Save $16.00 (34.12%)
5g
N134449-5g
1

$112.90

$169.90
Save $57.00 (33.55%)
25g
N134449-25g
1

$336.90

$505.90
Save $169.00 (33.41%)
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Why this grade

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

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Naphth[1, 8-cd]-1, 2-oxathiole, 2, 2-dioxide | {Naphth[1, 8-cd]-1, 2-oxathiole, } 2, 2-dioxide | 1, 8-Naphthasultone | A864275 | Naphtho[1, 8-cd][1, 2]oxathiole 2, 2-dioxide | Naphthalene-1, 8-sultone | 1-Naphthalenesulfonic acid, 8-hydroxy-, .gamma.-sultone | 1, 8-Nap
Specifications & Purity
≥98%(HPLC)
Storage
Room temperature
Shipped In
Normal
Purity
≥98%(HPLC)
Names and Identifiers
Canonical SmilesC1=CC2=C3C(=C1)OS(=O)(=O)C3=CC=C2
IUPAC Name2-oxa-3λ6-thiatricyclo[6.3.1.04,12]dodeca-1(11),4,6,8(12),9-pentaene 3,3-dioxide
InChIKeyIEIADDVJUYQKAZ-UHFFFAOYSA-N
INCHI1S/C10H6O3S/c11-14(12)9-6-2-4-7-3-1-5-8(13-14)10(7)9/h1-6H
Isomeric SMILES C1=CC2=C3C(=C1)OS(=O)(=O)C3=CC=C2
WGK Germany 3
Molecular Weight 206.22
Beilstein 19(3/4)323
Reaxy-Rn 9381
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=9381&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassNaphthalenes
SubclassNaphthalene sulfonic acids and derivatives
Intermediate Tree Nodes Naphthalene sulfonates
Direct Parent1-naphthalene sulfonates
Alternative Parents 1-naphthalene sulfonic acids and derivatives  Organosulfonic acid esters  Oxacyclic compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents 1-naphthalene sulfonate - 1-naphthalene sulfonic acid or derivatives - Organosulfonic acid ester - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Oxacycle - Organoheterocyclic compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 1-naphthalene sulfonates. These are organic aromatic compounds that contain a naphthalene moiety that carries a sulfonic acid group at the 1-position. Naphthalene is a bicyclic compound that is made up of two fused benzene ring.
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.

6 results found

Lot NumberCertificate TypeDateItem
C2527416Certificate of AnalysisMar 24, 2025 N134449
C2527419Certificate of AnalysisMar 24, 2025 N134449
D2502539Certificate of AnalysisMar 24, 2025 N134449
D2502546Certificate of AnalysisMar 24, 2025 N134449
D2502547Certificate of AnalysisMar 24, 2025 N134449
D2502548Certificate of AnalysisMar 24, 2025 N134449
Chemical and Physical Properties
Melt Point(°C)158 °C
Molecular Weight206.220 g/mol
XLogP32.300
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass206.004 Da
Monoisotopic Mass206.004 Da
Topological Polar Surface Area51.800 Ų
Heavy Atom Count14
Formal Charge0
Complexity330.000
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
Solution Calculators
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