Protocatechuic acid - analytical standard, ≥97%(HPLC) , CAS No.99-50-3

CAS: 99-50-3 Cat. No.: P104383 Formule: C7H6O4 Poids moléculaire: 154.12 Beilstein Registry Number: 1448841 Numéro CE: 202-760-0
DISPONIBLE À COMMANDE
GRADE & PURITY Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods. ≥97%(HPLC)
Synonyms
AC-9617 | Carbohydroquinonic acid | DIHYDROXYBENZOIC ACID, 3,4- | Protocatechuic acid, primary pharmaceutical reference standard | NCGC00246757-01 | KUC104409N | Q418599 | STL163570 | 4fht | MLS000737807 | 1225528-47-1 | AM20060767 | EINECS 202-760-0 | SY
Storage
Protected from light,Room temperature
Shipped In
Normal
★
Size
USA
Allemagne (EU)*
Price
Qty
250mg
P104383-250mg
6 En stock
—

58,90$US

68,90$US
Enregistrer 10,00 $US (14.51%)
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Why this grade

analytical standard, ≥97%(HPLC) Analytical standard for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,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.

📚

Literature proof

Cited in 188 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonymes
AC-9617 | Carbohydroquinonic acid | DIHYDROXYBENZOIC ACID, 3,4- | Protocatechuic acid, primary pharmaceutical reference standard | NCGC00246757-01 | KUC104409N | Q418599 | STL163570 | 4fht | MLS000737807 | 1225528-47-1 | AM20060767 | EINECS 202-760-0 | SY
Spécifications et pureté
analytical standard, ≥97%(HPLC)
Conditions de stockage de stockage
Protected from light,Room temperature
Expédié en
Normal
Grade
Analytical standard
Pureté
≥97%(HPLC)
Noms et identifiants
Pubchem Sid504750345
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504750345
Sourires canoniquesC1=CC(=C(C=C1C(=O)O)O)O
IUPAC Name3,4-dihydroxybenzoic acid
InChIKeyYQUVCSBJEUQKSH-UHFFFAOYSA-N
INCHI1S/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)
Isomères SMILES C1=CC(=C(C=C1C(=O)O)O)O
WGK Allemagne 3
RTECS UL0560000
Poids moléculaire 154.12
Beilstein 1448841
Reaxy-Rn 1448841
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1448841&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
SuperclassBenzenoids
ClasseBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentHydroxybenzoic acid derivatives
Alternative Parents Benzoic acids  Catechols  Benzoyl derivatives  1-hydroxy-4-unsubstituted benzenoids  1-hydroxy-2-unsubstituted benzenoids  Monocarboxylic acids and derivatives  Carboxylic acids  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Dihydroxybenzoic acid - Hydroxybenzoic acid - Benzoic acid - Benzoyl - Catechol - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Organic oxygen compound - Hydrocarbon derivative - Organooxygen compound - Organic oxide - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as hydroxybenzoic acid derivatives. These are compounds containing a hydroxybenzoic acid (or a derivative), which is a benzene ring bearing a carboxyl and a hydroxyl groups.
External Descriptors catechols - dihydroxybenzoic acid
Structure 3D
Modèle de structure chimique interactif





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CA2 Tclin Carbonic anhydrase 2 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
CA14 Tclin Carbonic anhydrase 14 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
CA2 Tclin Carbonic anhydrase II (17698 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ESR1 Tclin Estrogen receptor alpha (17718 Activities)
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ALOX5 Tclin Arachidonate 5-lipoxygenase (6568 Activities)
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CYP19A1 Tclin Cytochrome P450 19A1 (6099 Activities)
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TYR Tclin Tyrosinase (717 Activities)
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PTGS2 Tclin Cyclooxygenase-2 (13999 Activities)
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AKR1B1 Tclin Aldose reductase (1404 Activities)
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CSNK2A1 Tchem Casein kinase II alpha (3512 Activities)
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PLA2G7 Tchem LDL-associated phospholipase A2 (1338 Activities)
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CA6 Tclin Carbonic anhydrase VI (993 Activities)
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CA1 Tclin Carbonic anhydrase I (13240 Activities)
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POLB Tchem DNA polymerase beta (23632 Activities)
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ALB Tchem Serum albumin (2651 Activities)
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GAA Tclin Lysosomal alpha-glucosidase (35701 Activities)
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CA14 Tclin Carbonic anhydrase XIV (1305 Activities)
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MMP3 Tchem Matrix metalloproteinase 3 (3433 Activities)
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MMP8 Tchem Matrix metalloproteinase 8 (1942 Activities)
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NR1H3 Tchem LXR-alpha (2891 Activities)
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CA12 Tclin Carbonic anhydrase XII (6231 Activities)
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SELL Tchem Leukocyte adhesion molecule-1 (145 Activities)
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CA9 Tclin Carbonic anhydrase IX (8255 Activities)
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MMP1 Tchem Matrix metalloproteinase-1 (7046 Activities)
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NR1H2 Tchem LXR-beta (3841 Activities)
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HL-60 (67320 Activities)
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SMMC-7721 (5516 Activities)
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EGLN1 Tclin Egl nine homolog 1 (1702 Activities)
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Liver (3974 Activities)
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L3MBTL1 Tchem Lethal(3)malignant brain tumor-like protein 1 (14536 Activities)
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KDM4E Tchem Lysine-specific demethylase 4D-like (40243 Activities)
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GMNN Tbio Geminin (128009 Activities)
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RUNX1 Tbio Runt-related transcription factor 1/Core-binding factor subunit beta (7867 Activities)
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SLC26A4 Tbio Pendrin (86 Activities)
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Ca7 Carbonic anhydrase VII (3 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CTSL Cathepsin L (58 Activities)
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Sele Selectin E (1 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Selp P-selectin (7 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA4 Carbonic anhydrase IV (1713 Activities)
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Mmp2 Matrix metalloproteinase-2 (12 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mmp9 Matrix metalloproteinase 9 (38 Activities)
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pol Human immunodeficiency virus type 1 integrase (9041 Activities)
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aroB 3-dehydroquinate synthase (25 Activities)
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Carbonic anhydrase (69 Activities)
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Mécanismes d'action
Certificats (CoA, COO, BSE/TSE et tableau d'analyse)
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.

5 results found

Lot NumberCertificate TypeDateArticle
C2306052Certificate of AnalysisSep 03, 2026 P104383
C2520253Certificate of AnalysisMar 27, 2025 P104383
B2512379Certificate of AnalysisFeb 08, 2025 P104383
A2016019Certificate of AnalysisSep 07, 2023 P104383
C2306045Certificate of AnalysisNov 21, 2022 P104383
Propriétés chimiques et physiques
SensibilitéLight sensitive.
Point de fusion (°C)200°C
Poids moléculaire154.120 g/mol
XLogP31.100
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass154.027 Da
Monoisotopic Mass154.027 Da
Topological Polar Surface Area77.800 Ų
Heavy Atom Count11
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
FAQ et articles
Citations of This Product
Calculateurs de solution
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