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Hexamethylene Diisocyanate CAS#822-06-0

Hexamethylene Diisocyanate CAS#822-06-0

Basic Information

Hexamethylene Diisocyanate
colorless to slightly yellow liquid

Hexamethylene diisocyanate is a colorless to slightly yellow liquid with a pungent odor, low water solubility, and slow reaction with water. Its broad liquid operating range and reactive isocyanate groups make it useful as an organic-synthesis building block. Applications include polymer and coating research, carbonyl and isocyanate chemistry, fine chemicals, monomers, material intermediates, and laboratory reagents.

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product description

High Reactivity for Chemical Synthesis: Hexamethylene diisocyanate (HDI) reacts slowly with water, making it suitable for controlled chemical reactions in polymer and coating applications.


Stable Liquid Form: Exists as a colorless or slightly yellow liquid at room temperature, facilitating handling and storage.


Wide Thermal Range: With a melting point of −67 to −55°C and a boiling point of 255–261°C, HDI is stable over a broad temperature range.


Low Solubility in Water: Slight water solubility allows it to maintain performance in formulations where minimal hydrolysis is desired.




Products Description of Hexamethylene Diisocyanate CAS#822-06-0

Hexamethylene diisocyanate is a colorless to slightly yellow liquid with a pungent odor. It is slightly soluble in water and reacts slowly upon contact. The compound has a relative density of approximately 1.05 at room temperature, a boiling point of 255–261°C, and a melting (freezing) point of −67 to −55°C. The saturated vapor concentrations are 46 mg/m³ at 20°C and 137 mg/m³ at 30°C.

Product Application of Hexamethylene Diisocyanate CAS#822-06-0

Hexamethylene diisocyanate is widely used as a pharmaceutical intermediate and in the production of carbonyl compounds, isocyanates, and other organic chemical raw materials. It serves as a key building block for organic synthesis, fine chemicals, esters, and nitrogen-containing compounds. Additionally, it is utilized in polymer science, material intermediates, monomers, and various chemical reagents and standard products for research and industrial applications.


Product Specifications

Parameters

Melting point-55°C
Boiling point82-85 °C/0.1 mmHg
density1.047 g/mL at 20 °C (lit.) 1.047 g/mL at 20 °C
vapor pressure0.05 mm Hg ( 25 °C)
refractive indexn20/D 1.453
Fp248 °F
storage temp.Store below +30°C.
formLiquid
Specific Gravity1.05
colorClear colorless to slightly yellow
explosive limit0.9-9.5%(V)
Water SolubilityReacts
SensitiveMoisture Sensitive
BRN956709
Exposure limitsTLV-TWA 0.0343 mg/m3 (0.005 ppm) (ACGIH).
Stability:Stable. Moisture sensitive. Combustible. Incompatible with strong oxidizing agents, strong bases, amines, acids. May react explosively with alcohols in the presence of base without a diluting solvent. Heating above 200 C may cause polymerization.
InChIKeyRRAMGCGOFNQTLD-UHFFFAOYSA-N
LogP3.2 at 20℃
CAS DataBase Reference822-06-0(CAS DataBase Reference)
NIST Chemistry Reference1,6-Hexamethylene diisocyanate(822-06-0)
EPA Substance Registry SystemHexamethylene-1,6-diisocyanate (822-06-0)
Hazard CodesT,T+,F
Risk Statements23-36/37/38-42/43-41-34-26-22-39/23/24/25-23/24/25-11
Safety Statements26-28-38-45-28A-36/37/39-23-36/37-16-7
OEBD
OELTWA: 0.005 ppm (0.035 mg/m3), Ceiling: 0.020 ppm (0.140 mg/m3) [10-minute]
RIDADRUN 2281 6.1/PG 2
WGK Germany1
RTECSMO1740000
F10-19-21
Autoignition Temperature454 °C
TSCAYes
HazardClass6.1
PackingGroupII
HS Code29291090
Hazardous Substances Data822-06-0(Hazardous Substances Data)
ToxicityLD50 orally in Rabbit: 746 mg/kg LD50 dermal Rabbit 570 mg/kg


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Shipping And Transportation

Delivery Time

Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
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FAQ

1. What products does Shandong Junzheng Chemical supply?
We supply inorganic chemicals, organic solvents, water treatment chemicals, and surfactants, including calcium chloride, soda ash, sodium bicarbonate, caustic soda, citric acid, ethyl acetate, and SLES. Please contact us to confirm specific product availability.


2. Which industries do your products serve?
Our products serve pharmaceutical, agrochemical, dye, rubber, construction, coal processing, and other chemical industries. Product suitability depends on the required grade, specifications, and application.


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Please provide the product name, CAS number, required specifications, quantity, packaging requirements, and destination port. These details help us prepare an accurate quotation.


4. How do you control product quality?
We follow strict quality testing procedures supported by technical personnel, research equipment, and an established management system. Specific quality requirements can be confirmed before placing an order.


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