Syringaldehyde - ≥98% , CAS No.134-96-3

CAS: 134-96-3 Cat. No.: S106250 Formula: C9H10O4 Molecular Weight: 182.17 Beilstein Registry Number: 784514 EC Number: 205-167-5 PubChem CID: 8655
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Syringylaldehyde | 3,5-Dimethoxy-4-hydroxybenzaldehyde | Syringic aldehyde | 4-Hydroxy-3,5-dimethoxybenzaldehyde | Gallaldehyde 3,5-dimethyl ether | Springaldehyde
Storage
Protected from light,Room temperature,Argon charged,Desiccated
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
5g
S106250-5g
—
8 In stock
€8.59
25g
S106250-25g
—
4 In stock
€12.06
100g
S106250-100g
—
2 In stock

€38.96

€39.83
Save €0.87 (2.18%)
500g
S106250-500g
—
1 In stock

€59.79

€117.93
Save €58.14 (49.30%)
Enter a quantity for the sizes you want to add.
🧪
Why this grade

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

🌡

Storage & shipping

Protected from light,Room temperature,Argon charged,Desiccated Ships Normal 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 65 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Syringylaldehyde | 3,5-Dimethoxy-4-hydroxybenzaldehyde | Syringic aldehyde | 4-Hydroxy-3,5-dimethoxybenzaldehyde | Gallaldehyde 3,5-dimethyl ether | Springaldehyde
Specifications & Purity
≥98%
Storage
Protected from light,Room temperature,Argon charged,Desiccated
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488180851
Canonical Smiles
COC1=CC(=CC(=C1O)OC)C=O
IUPAC Name
4-hydroxy-3,5-dimethoxybenzaldehyde
InChIKey
KCDXJAYRVLXPFO-UHFFFAOYSA-N
INCHI
1S/C9H10O4/c1-12-7-3-6(5-10)4-8(13-2)9(7)11/h3-5,11H,1-2H3
Isomeric SMILES
COC1=CC(=CC(=C1O)OC)C=O
WGK Germany
3
RTECS
CU5760000
PubChem CID
8655
UN Number
1988
Molecular Weight
182.17
Beilstein
784514
Reaxy-Rn
784514

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
SuperclassBenzenoids
ClassPhenols
SubclassMethoxyphenols
Intermediate Tree Nodes Not available
Direct ParentMethoxyphenols
Alternative Parents Dimethoxybenzenes  Hydroxybenzaldehydes  Phenoxy compounds  Benzoyl derivatives  Anisoles  Alkyl aryl ethers  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Methoxyphenol - Dimethoxybenzene - M-dimethoxybenzene - Hydroxybenzaldehyde - Anisole - Benzaldehyde - Benzoyl - Phenoxy compound - Phenol ether - Methoxybenzene - Alkyl aryl ether - Aryl-aldehyde - Monocyclic benzene moiety - Ether - Organooxygen compound - Aldehyde - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as methoxyphenols. These are compounds containing a methoxy group attached to the benzene ring of a phenol moiety.
External Descriptors dimethoxybenzene - hydroxybenzaldehyde
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
SLC6A1 Tclin GABA transporter 1 (308 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HT-29 (80576 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OVCAR-3 (48710 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Raji (5516 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MDA-MB-435 (38290 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MDA-MB-231 (73002 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
RELA Tchem Nuclear factor NF-kappa-B p65 subunit (627 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Mycobacterium tuberculosis (203094 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rattus norvegicus (775804 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
L1210 (27553 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
RAW264.7 (28094 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
L6 (7924 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

35 results found

Lot NumberCertificate TypeDateItem
D23261118Certificate of AnalysisSep 21, 2026 S106250
L2215362Certificate of AnalysisJun 09, 2026 S106250
L2215472Certificate of AnalysisJun 09, 2026 S106250
H2614081Certificate of AnalysisJan 19, 2026 S106250
B2604343Certificate of AnalysisJan 19, 2026 S106250
B2604329Certificate of AnalysisJan 19, 2026 S106250
B2604342Certificate of AnalysisJan 19, 2026 S106250
A2419570Certificate of AnalysisOct 13, 2025 S106250
A2419574Certificate of AnalysisOct 13, 2025 S106250
A2419572Certificate of AnalysisOct 13, 2025 S106250
G1824215Certificate of AnalysisSep 16, 2025 S106250
I2524536Certificate of AnalysisSep 11, 2025 S106250
I2524535Certificate of AnalysisSep 11, 2025 S106250
I2524470Certificate of AnalysisSep 11, 2025 S106250
L2412628Certificate of AnalysisNov 30, 2024 S106250
L2412630Certificate of AnalysisNov 30, 2024 S106250
L2412633Certificate of AnalysisNov 30, 2024 S106250
L2215361Certificate of AnalysisSep 19, 2024 S106250
E2413486Certificate of AnalysisApr 02, 2024 S106250
E2413485Certificate of AnalysisApr 02, 2024 S106250
E2413487Certificate of AnalysisApr 02, 2024 S106250
C2429711Certificate of AnalysisMar 09, 2024 S106250
C2429710Certificate of AnalysisMar 09, 2024 S106250
A2419573Certificate of AnalysisJan 08, 2024 S106250
A2419571Certificate of AnalysisJan 08, 2024 S106250
A2419569Certificate of AnalysisJan 08, 2024 S106250
K2125018Certificate of AnalysisAug 21, 2023 S106250
K2125104Certificate of AnalysisAug 21, 2023 S106250
K2125427Certificate of AnalysisAug 21, 2023 S106250
D2121280Certificate of AnalysisJan 17, 2023 S106250
D2121279Certificate of AnalysisJan 17, 2023 S106250
L2215434Certificate of AnalysisOct 25, 2022 S106250
L2215480Certificate of AnalysisOct 25, 2022 S106250
L2215482Certificate of AnalysisOct 25, 2022 S106250
D2013038Certificate of AnalysisFeb 18, 2022 S106250
Chemical and Physical Properties
SolubilityVery sparingly soluble in water.
SensitivityAir & Light sensitive.
x_boil_point_char192-193°C
x_melt_point_char110-113°C
Molecular Weight182.170 g/mol
XLogP30.000
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count3
Exact Mass182.058 Da
Monoisotopic Mass182.058 Da
Topological Polar Surface Area55.800 Ų
Heavy Atom Count13
Formal Charge0
Complexity157.000
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
FAQs and Articles
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

What is the purity of this product?
This product is supplied at ≥98% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store in a cool place, protected from light, desiccated, under argon. It is supplied under an argon blanket; reseal under inert gas after each use.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 134-96-3, the molecular formula is C9H10O4, and the molecular weight is 182.17 g/mol. InChIKey KCDXJAYRVLXPFO-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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