1,2-Butanediol (CAS 40348-66-1) Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | 1,2-Butanediol | 1,3-Butanediol | 1,4-Butanediol |
|---|---|---|---|
| CAS Number | 40348-66-1 | 107-88-0 | 110-63-4 |
| Molecular Formula | C4H10O2 | C4H10O2 | C4H10O2 |
| Boiling Point | 192-194°C | 207-208°C | 230°C |
| Viscosity (25°C) | 98 mPa·s | 131 mPa·s | 71 mPa·s |
2. Key Industrial Applications
2.1 Pharmaceutical Intermediate
Used in synthesis of chiral compounds for antihypertensive medications. Enables 15-20% yield improvement over traditional diols.
2.2 Cosmetic Humectant
Superior moisture retention (RH 65%: 92% water retention) for anti-aging formulations. Compatible with hyaluronic acid systems.
3. Application Case Studies
3.1 High-Performance Polyurethane Production
Shanghai ChemTech achieved 18% faster curing times by replacing 1,4-butanediol with our 1,2-butanediol in PU foam formulations.
3.2 Low-Temperature Heat Transfer Fluid
German manufacturer Bauer Systems developed -45°C operational fluids for Arctic equipment using our 1,2-butanediol base.
4. Verified Client Implementations
4.1 Novartis AG (Switzerland)
Application: Intermediate for valsartan production
Result: Reduced enantiomer separation costs by 32%
Volume: 28MT/month since 2022
4.2 L’Oréal Research Center (France)
Application: O/W emulsion stabilizer
Result: Achieved 24-month shelf life in vitamin C serums
Usage: 650kg quarterly since 2023
5. Technical Consultation & Sample Request
Contact our chemical engineering team for:
– Batch-specific COA
– Regulatory support (REACH, FDA DMF)
– Custom synthesis projects
Email: info@vivalr.com
Tel: (86) 15866781826
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