Formula details
Product Details
Overview
Chemical Identity & Product Metadata
Are you struggling with batch-to-batch variation, missing analytical data, or identifier discrepancies when sourcing specialized organosulfur intermediates? We eliminate supply chain risks by manufacturing and delivering factory-direct 3-Methoxybenzenethiol with fully verified product metadata and rigorous structural authenticity for seamless R&D and commercial integration.
CAS 15570-12-4 Chemical Identifiers
| Parameter | Standard Specification |
|---|---|
| Chemical Name | 3-Methoxybenzenethiol |
| CAS Registry Number | 15570-12-4 |
| EC Number | 239-617-7 |
| Molecular Formula | C7H8OS |
| Molecular Weight | 140.20 g/mol |
| MDL Number | MFCD00004841 |
| InChI Key | OZXAORQYJVOAMU-UHFFFAOYSA-N |
Synonyms & Structural Aliases
To streamline your international regulatory filings and procurement cross-referencing, our 3-Methoxybenzenethiol (CAS 15570-12-4) is indexed under all recognized chemical nomenclature:
- 3-Methoxythiophenol
- 3-Mercaptoanisole
- m-Methoxybenzenethiol
- 3-Methoxybenzene-1-thiol
- m-Methoxyphenylthiol
Technical Specifications & Physical Properties
We manufacture 3-Methoxybenzenethiol to meet the strict analytical requirements of pharmaceutical synthesis and fine chemical manufacturing. Every lot undergoes testing to ensure batch-to-batch consistency and high reactivity in your operations.
Typical Batch Analysis & Specs
| Parameter | Technical Standard | Typical Batch Result |
|---|---|---|
| GC Assay Purity | ≥ 98.0% (Custom fine chemical grades up to 99%+) | 98.7% – 99.4% |
| Physical Appearance | Clear, colorless to light yellow liquid | Clear colorless liquid |
| Density | 1.13 g/mL at 25°C | 1.13 g/mL |
| Boiling Point | 114°C / 20 mmHg (223–226°C at 760 mmHg) | Conforms |
| Refractive Index (nD20) | 1.587 – 1.590 | 1.588 |
| Flash Point | 96°C (Closed Cup) | 96°C |
Physical Highlights for Synthesis
- High Purity Standard: Our standard high purity fine chemical (≥ 98.0%) prevents side-reactions caused by disulfides or unreacted precursors during coupling.
- Reliable Physical Constants: Tight controls on density (1.13 g/mL) and refractive index (1.587–1.590) ensure accurate volumetric dosing and process validation.
- Custom Processing: Need ultra-pure 3-Methoxythiophenol or 3-Mercaptoanisole for delicate active pharmaceutical ingredient (API) targets? We supply custom high-grade lots purified up to 99%+ upon request.
Chemical Applications of 3-Methoxybenzenethiol
We supply high-purity 3-Methoxybenzenethiol as a versatile organosulfur chemical intermediate engineered for complex organic synthesis and commercial manufacturing. Its distinct nucleophilic reactivity makes it a vital building block across pharmaceuticals, agrochemicals, and specialty materials.
Pharmaceutical Intermediates
Our 3-Methoxybenzenethiol (also known as 3-Methoxythiophenol) serves as a critical synthetic precursor for active pharmaceutical ingredients (APIs) and advanced molecular structures:
- API Synthesis: Acts as an essential building block for drug candidates requiring functionalized aromatic sulfur moieties.
- Heterocyclic Targets: Facilitates the construction of bioactive small molecules, sulfur-containing heterocycles, and targeted therapeutic compounds.
- Pharmacophore Modifications: Enables precise introduction of the 3-methoxyphenylthio motif to optimize lipophilicity and target binding affinity.
Cross-Coupling Reactions
As a high-reactivity aryl thiol synthesis reagent, this molecule delivers exceptional yield and selectivity in transition metal-catalyzed transformations:
- Metal-Catalyzed Coupling: Functions as an effective thiol nucleophile in palladium- and copper-catalyzed C-S cross-coupling protocols.
- C-S Bond Formation: Serves as a reliable CuI-catalyzed coupling reactant for direct coupling with aryl iodides, bromides, and triflates.
- Diaryl Thioether Synthesis: Drives clean conversions in Ullmann-type thiolation pathways to produce unsymmetrical diaryl thioethers without side-product accumulation.
Agrochemical & Specialty Chemicals
Beyond pharmaceutical manufacturing, our 3-Mercaptoanisole supports targeted industrial applications:
- Crop Protection: Functions as a core precursor for active agrochemical ingredients, including selective herbicides and fungicides.
- Functionalized Thioethers: Serves as a key starting material for customized sulfur-containing organic intermediates and functional monomers.
- Fine Chemical Production: Provides a stable, high-reactivity platform for manufacturing high-value specialty chemical additives.
Handling, Storage & Safety Protocols for 3-Methoxybenzenethiol
Handling organosulfur chemical intermediates like 3-Methoxybenzenethiol (CAS 15570-12-4) requires strict safety controls. Because it is a toxic, air-sensitive thiol with a strong odor, we enforce rigorous safety protocols and packaging standards to protect your lab personnel and prevent batch oxidation during storage.
Hazard Classification & GHS Parameters
3-Methoxybenzenethiol (also known as 3-Methoxythiophenol or 3-Mercaptoanisole) is classified as a toxic liquid and irritant. Always handle this reagent inside a certified chemical fume hood while wearing complete personal protective equipment (PPE).
| Safety Parameter | Specification & GHS Classification |
|---|---|
| Signal Word | Danger |
| GHS Hazard Statements | H301 + H311 + H331: Toxic if swallowed, in contact with skin, or if inhaled. H315 / H319: Causes skin irritation and serious eye irritation. |
| Engineering Controls | Use strictly inside a local exhaust chemical fume hood. |
| Recommended PPE | Chemical-resistant gloves (nitrile/butyl), splash goggles, full face shield, and lab coat. |
Storage & Air-Sensitive Thiol Preservation
To prevent disulfide dimerization and oxidative degradation, proper long-term storage of 3-Methoxybenzenethiol is critical. We pack and store all batches under optimized air-sensitive thiol packaging conditions:
- Inert Gas Blanket: Keep sealed under an atmosphere of dry nitrogen or argon gas at all times.
- Temperature Control: Refrigerate and store strictly at 2°C to 8°C (or <15°C) in a dry, dark place.
- Light Protection: Keep in light-resistant amber glass containers or lined fluorinated drums.
- Chemical Incompatibility: Keep isolated from strong oxidizers, strong bases, and active metals.
- Safety Data: Refer to our standard Material Safety Data Sheet (MSDS) for specific emergency procedures, exposure limits, and spill containment protocols.
Commercial Packaging Options for 3-Methoxybenzenethiol
We provide flexible, highly secure packaging configurations tailored for both bench-scale R&D and full-scale commercial manufacturing. Because 3-Methoxybenzenethiol is sensitive to air and moisture, every container is sealed with specialized air-tight nitrogen headspace blanketing to prevent oxidative degradation during storage and international transit.
Flexible R&D and Industrial Bulk Packaging
- R&D & Pilot Scale: 25g, 100g, 500g, and 1kg sealed amber glass bottles equipped with tamper-evident, chemical-resistant caps.
- Industrial Bulk Scale: 25kg steel drums, 200L fluorinated HDPE drums, and dedicated ISO tank containers designed for seamless integration into high-volume chemical supply chains.
- Oxidation Protection: Positive-pressure nitrogen blanketing comes standard across all package sizes to maintain batch integrity and purity.
Global Shipping & Regulatory Compliance Data
We handle all international hazardous material logistics to guarantee full compliance and smooth customs clearance for every shipment.
| Regulatory Parameter | Specification Data |
|---|---|
| Proper Shipping Name | Toxic Liquid, Organic, N.O.S. (3-Methoxybenzenethiol) |
| UN Number | UN 2810 |
| Hazard Class | Class 6.1 (Toxic Substances) |
| Packing Group | PG III |
| HS Code | 2930.90.2900 |
| Transport Compliance | ADR, RID, IMDG, IATA certified packaging |
Greenlano Quality Assurance for 3-Methoxybenzenethiol
When sourcing a critical organosulfur chemical intermediate like 3-Methoxybenzenethiol (CAS 15570-12-4), batch-to-batch consistency and strict analytical purity are non-negotiable for your manufacturing process. We remove supply chain risk by enforcing end-to-end quality control across every production lot.
Rigorous Batch Testing & Analytical Transparency
We verify every shipment at the molecular level before it leaves our facility:
- 100% Analytical Verification: Every lot of 3-Methoxybenzenethiol undergoes strict GC-MS and 1H-NMR testing to guarantee high purity fine chemical standards (>= 98.0%).
- Standard Documentation: We issue a lot-specific Certificate of Analysis (COA), Material Safety Data Sheet (MSDS), and Technical Data Sheet (TDS) with every order.
Certified Facility Assurance & Inspection Support
| Quality Standard | Supply Chain Guarantee |
|---|---|
| Facility Certification | Manufactured under ISO 9001 quality control systems with full batch traceability. |
| Third-Party Audits | Full support for independent pre-shipment inspections via SGS, BV, or Intertek. |
| Air-Sensitive Handling | Strict nitrogen headspace blanketing to eliminate oxidation risk before dispatch. |
Request a Bulk Quote for 3-Methoxybenzenethiol
Need reliable sourcing for 3-Methoxybenzenethiol (CAS 15570-12-4)? Streamline your fine chemical procurement by working directly with our manufacturing facilities. We provide scalable production, transparent pricing, and tailored packaging solutions for pharmaceutical and agrochemical projects worldwide.
Direct Manufacturer Sourcing
Ordering 3-Methoxybenzenethiol (also known as 3-methoxythiophenol or 3-mercaptoanisole) directly from us eliminates unnecessary middleman costs and guarantees full batch traceability. We handle every step of production and quality assurance, ensuring product integrity from our plant to your facility.
Fast Turnaround Promise
Time is critical in chemical synthesis. Submit your RFQ to receive a complete procurement package within 2 to 24 business hours:
- Itemized Commercial Quotation: Transparent pricing breakdowns based on your required volume.
- Batch Specifications: Detailed analytical data sheet and standard COA.
- Lead Time & Logistics: Clear schedules for synthesis, packaging, and international shipping.
Key Details for Your Inquiry
To help us issue an accurate bulk chemical manufacturer quote, please specify your requirements in the form below:
| Field | Information Needed |
|---|---|
| Purity Requirement | Standard grade (≥ 98.0%) or custom high-purity specifications |
| Order Volume | Exact quantity required in grams, kilograms, or metric tons |
| Delivery Terms | Destination port and preferred Incoterms (FOB, CIF, or DDP) |
| Packaging Needs | Custom drum sizes or specialized inert gas (Nitrogen/Argon) blanketing |
FAQs: 3-Methoxybenzenethiol Procurement
Standard Purity for Bulk 3-Methoxybenzenethiol
We supply 3-Methoxybenzenethiol (CAS 15570-12-4) with a standard purity level of >= 98.0% (by GC assay). For specialized pharmaceutical synthesis and custom fine chemical manufacturing, we also deliver high-purity grades reaching 99%+. Every batch of our 3-Methoxythiophenol undergoes rigorous lot-specific GC-MS and 1H-NMR testing to guarantee consistent performance.
Storage to Prevent Disulfide Oxidation
Because 3-Mercaptoanisole is an air-sensitive thiol, exposure to oxygen causes disulfide formation over time. To protect product integrity, we advise these core storage steps:
- Inert Blanketing: Keep containers sealed under a dry nitrogen or argon blanket.
- Temperature Control: Store at 2–8°C in a dry, cool location away from direct light.
- Packaging Protection: We utilize specialized air-sensitive thiol packaging with nitrogen headspace blanketing for all lab and industrial shipments.
- Incompatibilities: Keep strictly separated from strong oxidizers, bases, and metals.
GHS Hazards and UN Transport Codes
3-Methoxybenzenethiol is classified as a hazardous organosulfur chemical and requires standard toxic handling protocols:
- GHS Classification: Toxic (Danger) — H301+H311+H331 (Toxic if swallowed, in contact with skin, or if inhaled) and H315/H319 (Causes skin and serious eye irritation).
- UN Transport Code: UN 2810 Toxic Liquid, Organic, N.O.S., Transport Hazard Class 6.1, Packing Group PG III.
- HS Code: 2930.90.2900.
COA, MSDS, and Pre-Shipment Inspection Support
Yes, Greenlano provides full regulatory and quality documentation with every shipment:
- Documentation: A lot-specific Certificate of Analysis (COA), Material Safety Data Sheet (MSDS), and TDS are provided with both trial samples and commercial orders.
- Third-Party Audits: We fully support independent pre-shipment inspections from accredited bodies like SGS, Bureau Veritas (BV), or Intertek prior to dispatch.