Category Overview
Specialty chemicals encompass high-purity, application-specific compounds used across pharmaceutical, biotechnology, and diagnostic industries. Unlike commodity chemicals, these products require stringent quality control, precise characterization, and documented traceability. Ribonuclease A (RNase A) from bovine pancreas exemplifies this category as a well-characterized enzyme with defined activity and purity requirements.
Within the broader chemical supply chain, specialty chemicals like RNase A bridge the gap between research-grade reagents and GMP-manufactured active pharmaceutical ingredients. They enable reproducible results in diagnostic workflows, including reverse transcription PCR and RNA sequencing library preparation.
Complete Compound Directory
The following product is available within the Specialty Chemicals category. Each entry includes the CAS number, product name, and primary application as specified in the product directory.
Ribonuclease A from bovine pancreas
| Property | Specification |
|---|---|
| CAS Number | 9001-99-4 |
| Product Name | Ribonuclease A from bovine pancreas |
| Grade | Not specified (research/diagnostic grade typical) |
| Primary Application | Diagnostic assay manufacturing |
| Source Organism | Bovine pancreas |
Ribonuclease A (RNase A) is an endoribonuclease that specifically cleaves single-stranded RNA at the 3' end of pyrimidine nucleotides. This enzyme is indispensable in molecular biology for removing RNA from DNA preparations, in RNA sequencing protocols, and as a positive control in diagnostic assays. The bovine pancreas-derived enzyme is the most historically characterized form, with well-documented kinetic parameters and stability profiles.
Selection Guide: How to Choose the Right Product
When selecting Ribonuclease A for your application, consider the following decision framework:
| Application | Key Requirement | Recommended Grade |
|---|---|---|
| Diagnostic assay manufacturing | Lot-to-lot consistency, DNase-free certification | Diagnostic grade (DNase/Protease-free) |
| Molecular biology research | High specific activity, low endotoxin | Molecular biology grade |
| Pharmaceutical QC testing | Traceable reference standard | USP/EP reference standard |
For diagnostic manufacturing, prioritize suppliers that provide certificates of analysis (CoA) documenting specific activity (typically 50-100 U/mg), DNase activity (undetectable), and protease contamination (<0.01%). If your application requires custom buffer formulations or lyophilized formats, inquire about custom synthesis options from qualified suppliers.
Quality Considerations Across the Category
Ribonuclease A quality is assessed through multiple parameters. Key CoA parameters include specific activity (measured by Kunitz assay), protein concentration (by A280), DNase contamination (by DNA agarose gel assay), and endotoxin levels (by LAL assay). Regulatory compliance with USP <1039> or EP 2.7.31 guidelines is essential for diagnostic and pharmaceutical applications.
For specialty enzymes, ICH Q6B guidelines recommend testing for identity, purity, potency, and stability. Suppliers should provide documentation of manufacturing processes, including source animal health certifications, purification methods (typically ion exchange chromatography), and storage stability data. The absence of detectable DNase and protease activities is critical for downstream applications.
Industry Applications
The primary application for Ribonuclease A (CAS 9001-99-4) is diagnostic assay manufacturing. Recent industry developments highlight the growing demand for high-quality enzymes in precision medicine. The collaboration between Merck and Protillion (up to $510M in milestone payments) underscores the value of enzymatic tools in drug discovery platforms (gen, June 2026). Additionally, research into pancreatic cancer therapeutics—where caspase-8 blockade triggers cell death in KRAS-mutant models—relies on RNase-based RNA analysis methods for mechanistic studies (gen, June 2026).
Emerging applications include use in RNA-based therapeutics manufacturing, where RNase A serves as a positive control for nuclease activity assays. The Chinese biopharmaceutical sector continues to invest in anticancer drug intermediate development, with ADC manufacturing challenges driving demand for high-purity enzymes (WeChat, 2021-2022).
Sourcing Strategy
For bulk procurement of Ribonuclease A, evaluate suppliers based on manufacturing scale, quality documentation, and supply chain reliability. Key criteria include ISO 9001 certification, DNase-free validation data, and lot-to-lot consistency records. Suppliers offering custom lyophilization or buffer exchange services provide added flexibility for large-scale diagnostic manufacturing.
For organizations requiring a consolidated supply of Specialty Chemicals products, working with a single qualified supplier can streamline procurement, reduce qualification overhead, and ensure consistent quality across the product range. Contact our team to discuss your category-level sourcing requirements and receive a quotation.
Supplier Selection Guide
Research quantities of Ribonuclease A from bovine pancreas (CAS 9001-99-4) are available from major suppliers. For bulk production, formal quotations with CoA, SDS, and lead time are available within 24 hours — contact our team to inquire about current pricing and discuss your requirements.
A: Specialty chemicals are high-purity, application-specific compounds used in pharmaceutical, diagnostic, and biotechnology industries. Ribonuclease A (CAS 9001-99-4) is a specialty enzyme used primarily for diagnostic assay manufacturing and RNA processing in molecular biology.
A: Match the grade to your application: diagnostic manufacturing requires DNase-free, lot-consistent material with full CoA documentation. Research applications may accept lower purity grades. Always verify specific activity and contamination levels against your protocol requirements.
A: Expect a Certificate of Analysis (CoA) including specific activity, protein concentration, DNase/protease contamination results, and endotoxin levels. For regulated applications, request USP or EP compliance documentation and stability data.
A: Yes, many suppliers offer custom synthesis for Ribonuclease A, including modified buffer formulations, lyophilized formats, or custom activity specifications. Contact the supplier's technical team to discuss feasibility and minimum order quantities.
A: Research quantities typically ship within 1-2 weeks with no minimum order quantity. Bulk orders (kg scale) may require 4-8 weeks lead time and minimum order quantities of 100g to 1kg, depending on supplier inventory and manufacturing schedules.
