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Tetrabutyl Ammonium Chloride Hydrate-High Purity, In Stock?
- Time of issue:Oct . 06, 2025 12:40
(Summary description)Tangshan Moneide Trading Co., Ltd. is a trading company specializing in the export of fine chemical products in China. Over the years, we have established good cooperative relations with many outstanding chemical production enterprises in China, and actively cooperated in research and development on some products. Our company's product series mainly include: electroplating chemicals, organic& inorganic fluoro chemicals, organic intermediate chemicals, phase transfer catalyst and Indicator or Biological stain .
- Categories:Company dynamic
- Author:
- Origin:
- Time of issue:2019-12-30 10:55
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If you work in catalysis or ion-pair chemistry, you already know: quats are back in the spotlight. Over the last 18 months, demand has shifted from commodity TBAC to consistent-hydrate grades. Process engineers keep telling me they want dependable water content—no surprises in scale-up. That’s where tetrabutyl ammonium chloride hydrate has carved out a niche, especially for phase-transfer catalysis, ion-pairing in HPLC, and halide exchange workflows. Two things: reproducibility and supply. With tighter green-chemistry targets, many customers say a well-behaved tetrabutyl ammonium chloride hydrate can shave hours off aqueous-organic coupling steps. It seems that a stable hydrate level downgrades those finicky induction periods—surprisingly more than you’d expect. Materials: tributylamine, n-butyl chloride, solvent (controlled), neutralizing base, purified water. Method: quaternization → phase separation → solvent exchange → controlled hydration → recrystallization → vacuum polish-dry → ≤1 mm sieving → nitrogen-pack in PE-lined drums. QC: NMR/FTIR ID, HPLC assay, KF water (ASTM E203), chloride assay, APHA color, residual solvents (GC), LOD/LOD check (USP ). To be honest, the hydration step is where the magic (and headaches) happen. Advantages: predictable hydrate content, low color (cleaner downstream), tight residue specs, and packaging that actually survives humid summers. Customization usually covers hydration set-point (≈3%, 5%, or 7% KF), particle size (powder vs. pastille), and packaging (1 kg foil → 25 kg fiber drum, nitrogen-flushed). A recent lot I reviewed showed: assay 99.3% (HPLC), water 6.1% (KF), APHA 25, residual solvents ND, chloride content within spec—solid numbers. Documentation-wise, look for ISO 9001 QMS, CoA per batch, and if you need it, REACH statements. Store the tetrabutyl ammonium chloride hydrate tightly sealed; it’s mildly hygroscopic, so it will wander if you let it. Safety quick note: follow GHS/ SDS guidance; avoid strong oxidizers; PPE and good ventilation, as usual.Field Notes on tetrabutyl ammonium chloride hydrate in Real-World Production
Why users care now
Product specifications (typical)
Parameter
Spec (≈; real-world use may vary)
Method/Standard
CAS
37451-68-6 (hydrate)
—
Appearance
White to off-white solid/waxy mass
Visual
Assay (anhydrous basis)
≥99.0%
HPLC or argentometric titration
Water (KF)
≈3–8%
ASTM E203 Karl Fischer
Melting range
≈40–50 °C
Capillary
Color (APHA)
≤50
ASTM D1209
Shelf life
24 months sealed, dry, 15–30 °C
Retention study
How it’s made (quick process flow)
Applications and advantages
Vendor snapshot (what buyers compare)
Vendor
Purity
Water (KF)
Certifications
Lead time
Notes
Moneide Chem (Origin: 2-7-523 Jidong Building Materials, Tangshan, Hebei 064000, China)
≥99.0%
3–8% preset options
ISO 9001, REACH ready
7–14 days typical
Custom hydration; low APHA
Trader A
≥98.0%
Not controlled
—
Stock-dependent
Budget option
Lab Supplier B
≥99.5%
Spec at 5% ±2%
ISO 9001, CoA/CoO
2–5 days
Small packs, higher price
Customization, QA, and test data
Case notes from the floor
Citations
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