Sialidase (α2-3,6,8,9), CAS No.9001-67-6

CAS: 9001-67-6 Cat. No.: rp227304 EC Number: 232-624-6
AVAILABLE TO ORDER
GRADE & PURITY Animal Free ? Animal-free — produced without animal-derived components to reduce contamination risk. Use in biomanufacturing and culture avoiding animal-origin material. Carrier Free ? Carrier-free — supplied without added carrier protein/stabilizer. Use when carriers (e.g. BSA) would interfere with conjugation or sensitive assays. Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. Recombinant ? Recombinant — produced via recombinant expression for defined sequence and consistency. Use for reproducible, animal-free proteins of known origin. Suitable for mass spectrometry (MS) ? MS grade — low non-volatile and ionic residues compatible with mass spectrometry. Use to minimize background and ion suppression in MS workflows. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. EnzymoPure™ ? EnzymoPure™ — Aladdin's line of high-quality enzymatic solutions. Use when enzyme purity and defined activity drive assay or process performance. for Protein sequencing ? Protein-sequencing grade — ultra-clean reagents for Edman/MS sequencing. Use where contaminants would obscure sequence determination. ≥95%(SDS-PAGE) ≥50U/μL; expressed in E.coli
Accession #
Q5W7Q2
Expression system
E. coli
Bioactivity
≥50U/μl
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
500U
rp227304-500U
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$99.90
4×500U
rp227304-4×500U
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$299.90
Enter a quantity for the sizes you want to add.
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Why this grade

Animal Free,Carrier Free,Bioactive,Recombinant,suitable for mass spectrometry (MS),ActiBioPure™,EnzymoPure™,for protein sequencing,≥95%(SDS-PAGE),≥50U/μL; expressed in E.coli ActiBioPure™,Animal Free,Bioactive,Carrier Free,for Protein sequencing,Recombinant,Suitable for mass spectrometry (MS),EnzymoPure™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C,Avoid repeated freezing and thawing Ships Ice chest + Ice pads 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Product Name
Sialidase (α2-3,6,8,9), CAS No.9001-67-6
Synonyms
exo-alpha-sialidase | alpha-neuraminidase | N-acylneuraminate glycohydrolase | neuraminidase | sialidase | sia-AU
Grade
ActiBioPure™, Animal Free, Bioactive, Carrier Free, for Protein sequencing, Recombinant, Suitable for mass spectrometry (MS), EnzymoPure™
Specifications & Purity
Animal Free, Carrier Free, Bioactive, Recombinant, suitable for mass spectrometry (MS), ActiBioPure™, EnzymoPure™, for protein sequencing, ≥95%(SDS-PAGE), ≥50U/μL; expressed in E.coli
Biochemical and Physiological Mechanisms
Hydrolysis of alpha-(2->3)-, alpha-(2->6)-, alpha-(2->8)- glycosidic linkages of terminal sialic acid residues in oligosaccharides, glycoproteins, glycolipids, colominic acid and synthetic substrates.
Bioactivity
≥50U/μl
Accession #
CAS
9001-67-6
Enzyme Commission Number
3.2.1.18
Molecule Type
Enzyme
Storage and Shipping
Concentration
≥50U/μL; expressed in E.coli
Storage
Store at -20°C,Avoid repeated freezing and thawing
Shipped In
Ice chest + Ice pads
Stability And Storage
Store at -20℃ long term (18 months). Avoid freeze/thaw cycle.
Unit definition
The amount of enzyme required to cleave >95% of the terminal α-Neu5Ac from 1 nmol of Neu5Acα2-3Galβ1-3GlcNAcβ1-3Galβ1-4Glc-7-amino-4-methyl-coumarin (AMC) in a total reaction volume of 10 μl within 5 minutes at 37°C.

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

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.

4 results found

Lot NumberCertificate TypeDateItem
ZJ26F0434270Certificate of AnalysisApr 17, 2026 rp227304
ZJ26F0434269Certificate of AnalysisApr 17, 2026 rp227304
ZJ26F0231972Certificate of AnalysisFeb 06, 2026 rp227304
ZJ26F0231973Certificate of AnalysisFeb 06, 2026 rp227304
Documents & Articles
Citations of This Product
References
1. Qian Wang, Zichao Peng, Bin Gui, Yongming Li, Lanjie Liao, Zuoyan Zhu, Yaping Wang, Libo He.  (2025)  Sialic acid serves as a functional receptor for grass carp reovirus.  PLoS Pathogens,  21  (9): (e1013481).  [PMID:40911632] [10.1371/journal.ppat.1013481]
2. Yifei Wang, Mengyi Zhang, Yimeng An, Lanshu Li, Hao Wu, Ziqi Cheng, Ling Pan, Chaoying Yang, Weijin Huang, Yansheng Geng, Chenyan Zhao.  (2025)  A Bioluminescent Imaging Mouse Model for Seasonal Influenza Virus Infection Based on a Pseudovirus System.  Viruses-Basel,  17  (5): (686).  [PMID:40431697] [10.3390/v17050686]
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