Sulfur dioxide solution - AR, SO2≥6% , CAS No.7782-99-2

CAS: 7782-99-2 Cat. No.: S112653 분자식: H2SO3 분자량: 82.08 EC 번호: 231-973-1 PubChem CID: 1100
주문 가능
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results. SO2≥6%
Synonyms
BDBM50147623 | CHEBI:48854 | dihydrogen trioxosulfate | MFCD00011335 | SULFUROUS ACID [MI] | Schweflige saure | S(O)(OH)2 | FT-0693956 | SULFUROUS ACID (II) | DTXSID7042435 | SULFUROUS ACID [II] | UNII-J1P7893F4J | H2SO3 | schweflige Saeure | Sulfurous ac
Storage
Room temperature,Argon charged,Desiccated
Shipped In
FedEx DG Service
★
Size
USA
독일 (EU)*
Price
Qty
100ml
S112653-100ml
1 재고 있음
—
US$9.90
500ml
S112653-500ml
2 재고 있음
1 재고 있음
US$23.90
12×500ml
S112653-12×500ml
주문제작 · 8~12주
US$244.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

AR, SO2≥6% AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged,Desiccated Ships FedEx DG Service 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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

동의어
BDBM50147623 | CHEBI:48854 | dihydrogen trioxosulfate | MFCD00011335 | SULFUROUS ACID [MI] | Schweflige saure | S(O)(OH)2 | FT-0693956 | SULFUROUS ACID (II) | DTXSID7042435 | SULFUROUS ACID [II] | UNII-J1P7893F4J | H2SO3 | schweflige Saeure | Sulfurous ac
사양 및 순도
AR, SO2≥6%
보관 조건
Room temperature,Argon charged,Desiccated
배송
FedEx DG Service
등급
AR
이름과 식별자
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/528769840
정식 스마일
OS(=O)O
IUPAC Name
sulfurous acid
InChIKey
LSNNMFCWUKXFEE-UHFFFAOYSA-N
INCHI
1S/H2O3S/c1-4(2)3/h(H2,1,2,3)
이성체 SMILES
OS(=O)O
WGK 독일
1
PubChem CID
1100
UN 번호
1833
포장 그룹
II
분자량
82.08

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

KingdomInorganic compounds
SuperclassHomogeneous non-metal compounds
분류Non-metal oxoanionic compounds
SubclassNon-metal sulfites
Intermediate Tree Nodes Not available
Direct ParentNon-metal sulfites
Alternative Parents Inorganic oxides  
Molecular FrameworkNot available
Substituents Non-metal sulfite - Inorganic oxide
설명This compound belongs to the class of inorganic compounds known as non-metal sulfites. These are inorganic non-metallic compounds containing a sulfite as its largest oxoanion.
External Descriptors a small molecule
3D 구조
상호 작용 화학 구조 모델





관련 대상(인간)
CA2 Tclin Carbonic anhydrase II (17698 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA6 Tclin Carbonic anhydrase VI (993 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA1 Tclin Carbonic anhydrase I (13240 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA9 Tclin Carbonic anhydrase IX (8255 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
관련 대상(비인간)
Ca7 Carbonic anhydrase VII (3 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Ca13 Carbonic anhydrase XIII (322 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA4 Carbonic anhydrase IV (1713 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Carbonic anhydrase (69 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA Alpha carbonic anhydrase (93 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
작용 메커니즘
인증서(CoA, COO, BSE/TSE 및 분석 차트)
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.

17 results found

Lot NumberCertificate Type날짜항목
I2610703Certificate of AnalysisSep 20, 2026 S112653
I2610706Certificate of AnalysisSep 20, 2026 S112653
C2610470Certificate of AnalysisMar 17, 2026 S112653
C2610487Certificate of AnalysisMar 14, 2026 S112653
K2528070Certificate of AnalysisOct 29, 2025 S112653
J2524514Certificate of AnalysisOct 29, 2025 S112653
J2524407Certificate of AnalysisOct 29, 2025 S112653
L2315530Certificate of AnalysisSep 09, 2025 S112653
B2511463Certificate of AnalysisFeb 14, 2025 S112653
B2511486Certificate of AnalysisFeb 14, 2025 S112653
F2511043Certificate of AnalysisFeb 14, 2025 S112653
F2428021Certificate of AnalysisJul 03, 2024 S112653
E2417336Certificate of AnalysisJun 01, 2024 S112653
D2409059Certificate of AnalysisDec 26, 2023 S112653
C2303126Certificate of AnalysisMar 09, 2023 S112653
A2330422Certificate of AnalysisFeb 07, 2023 S112653
A2215363Certificate of AnalysisFeb 10, 2022 S112653
화학 및 물리적 특성
감도Air sensitive
분자량82.080 g/mol
XLogP3-0.500
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass81.9725 Da
Monoisotopic Mass81.9725 Da
Topological Polar Surface Area76.700 Ų
Heavy Atom Count4
Formal Charge0
Complexity26.300
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
자주 묻는 질문과 기사
Citations of This Product
솔루션 계산기
리뷰

고객 리뷰

Need help choosing the grade?

Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.

View AR grade guide →

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.