Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Basic Information
Product Name: Butyldiglycol
CAS Number: 112-34-5
Alias: Diethylene glycol monobutyl ether, BDGE, Butyl carbitol
Chemical Full Name: 2-(2-butoxyethoxy)ethanol
Molecular Formula: C8H18O3
Molecular Weight: 162.23
EINECS: 203-961-6
Structural Information
- Structure Type: Aliphatic diethylene glycol monoalkyl ether
- Structural Features: Contains two ether linkages and one terminal hydroxyl group; dual ether structure brings strong solubilizing ability for polar & non-polar substances, moderate boiling point, slow volatile rate
- Characteristic: High-boiling coalescing solvent with excellent coupling performance
Physical & Chemical Properties
- Appearance: Colorless transparent oily liquid
- Odor: Mild faint alcohol odor
- Melting Point: -68 °C
- Boiling Point: 230–232 °C
- Flash Point: 100 °C (closed cup)
- Density (20℃): 0.954 g/cm3
- Refractive Index (20℃): 1.433
- Solubility: Fully miscible with water, alcohols, ketones, esters, aromatic solvents, mineral oils
- Stability: Stable under sealed room temperature storage; reacts with strong oxidants; esterification with carboxylic acids under acid catalysis; low volatility, no easy volatilization at normal construction temperature
Synthesis & Applications
Production Method
Reaction of n-butanol with diethylene glycol under alkaline catalyst, vacuum rectification to remove monoether and polyether impurities to obtain finished product.
Main Applications
- Water-based coating coalescing agent: Latex paint, water-based industrial baking paint, water-based wood paint film-forming auxiliary
- Ink solvent: Water-based gravure ink, screen ink, cleaning solvent for printing equipment
- Household & industrial cleaning agent: Heavy oil stain remover, metal degreaser, glass cleaner coupling solvent
- Electronic chemical auxiliary: PCB circuit board cleaning liquid, solder paste diluent
- Cosmetic & pesticide auxiliary: Solubilizer for pesticide emulsions, humectant coupling agent for daily care products
Safety & Storage Instructions
GHS Hazard Classification
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation by mist inhalation
Personal Protection
Organic vapor respirator, chemical splash goggles, oil-resistant nitrile gloves; operate in fully ventilated workshop, avoid long-term liquid skin contact.
Storage Condition
Hermetically sealed iron drum, cool dry ventilated warehouse ≤30℃; isolate strong oxidants, strong acid and alkali raw materials.
Transportation
General low-volatility organic solvent liquid; avoid direct sunlight and high temperature storage during transportation.
Quality Specifications
- Purity (GC): ≥99.0%
- Moisture: ≤0.1%
- Chroma (Pt-Co): ≤10
- Acidity (as acetic acid): ≤0.01 wt%
Information Summary Table
| Item | Specification |
| CAS Number | 112-34-5 |
| Product Name | Butyldiglycol |
| Synonym | Diethylene glycol monobutyl ether, Butyl carbitol |
| Molecular Formula | C8H18O3 |
| Molecular Weight | 162.23 |
| Appearance | Colorless transparent high-boiling liquid |
| Flash Point | 100℃ |
| Core Advantage | Strong water-oil coupling, excellent film-forming coalescing performance |
| Storage Rule | Sealed cool ventilated storage, separate from oxidants |
| Hazard Property | Mild irritant to skin, eyes and respiratory tract, non-flammable at normal temperature |
| Main Usage | Latex paint coalescing agent, water-based ink solvent, industrial degreasing cleaning agent |
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