ChemicalBook > CAS DataBase List > 1,4-Phenylene diisocyanate

1,4-Phenylene diisocyanate

Product Name
1,4-Phenylene diisocyanate
CAS No.
104-49-4
Chemical Name
1,4-Phenylene diisocyanate
Synonyms
PPDI;1,4-Diisocyanatobenzene;P-PHENYLENE DIISOCYANATE;1,4-PhenyL;FLURBIPROFEN USP24;1,4-Phenylene diisoc;p-phenyleneisocyanate;p-phenyl diisocyanate;Phenylene diisocyanat;1,4-Phenyldiisocyanate
CBNumber
CB5409756
Molecular Formula
C8H4N2O2
Formula Weight
160.13
MOL File
104-49-4.mol
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1,4-Phenylene diisocyanate Property

Melting point:
96-99 °C (lit.)
Boiling point:
260 °C (lit.)
Density 
1.3848 (rough estimate)
vapor pressure 
<0.01 mm Hg ( 20 °C)
refractive index 
1.4900 (estimate)
Flash point:
>230 °F
solubility 
THF: soluble
form 
powder to crystal
color 
White to Light yellow
Water Solubility 
130mg/L at 20℃
Stability:
Stable. Combustible. Incompatible with strong oxidising agents, strong alkalies, strong acids, alcohols, amines. Moisture sensitive.
LogP
3.19 at 20℃
CAS DataBase Reference
104-49-4(CAS DataBase Reference)
NIST Chemistry Reference
Benzene, 1,4-diisocyanato-(104-49-4)
EPA Substance Registry System
1,4-Phenylene diisocyanate (104-49-4)
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Safety

Hazard Codes 
Xn,C
Risk Statements 
20/21/22-36/37/38-42-34-41-38
Safety Statements 
22-26-36/37-45-36/37/39
RIDADR 
UN 2811 6.1/PG 3
WGK Germany 
3
RTECS 
CZ6150000
HazardClass 
6.1
PackingGroup 
III
HS Code 
29291010
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H315Causes skin irritation

H317May cause an allergic skin reaction

H319Causes serious eye irritation

H330Fatal if inhaled

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

H411Toxic to aquatic life with long lasting effects

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
262242
Product name
1,4-Phenylene diisocyanate
Packaging
25g
Price
$83.2
Updated
2024/03/01
Sigma-Aldrich
Product number
262242
Product name
1,4-Phenylene diisocyanate
Packaging
100g
Price
$138
Updated
2024/03/01
TCI Chemical
Product number
P1640
Product name
1,4-Phenylene Diisocyanate
Purity
>98.0%(GC)
Packaging
25g
Price
$59
Updated
2024/03/01
TCI Chemical
Product number
P1640
Product name
1,4-Phenylene Diisocyanate
Purity
>98.0%(GC)
Packaging
250g
Price
$287
Updated
2024/03/01
AK Scientific
Product number
9289AJ
Product name
1,4-Phenylene Diisocyanate
Packaging
25g
Price
$36.2
Updated
2021/12/16
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1,4-Phenylene diisocyanate Chemical Properties,Usage,Production

Chemical Properties

white to light yellow crystals

Uses

1,4-Phenylene diisocyanate has been used:

  • as croos-linking reagent to investigate the mechanism of enzyme immobilization on silanized surfaces
  • in the synthesis of dipodal bis-urea receptor, a selective receptor for hydrogen sulfate
  • in deposition of polyurea resists films via molecular layer deposition

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 7, p. 177, 1970 DOI: 10.1002/jhet.5570070126

General Description

White crystals or pale yellow chunky solid. Pungent odor.

Air & Water Reactions

Reacts slowly with water to form CO2

Reactivity Profile

1,4-Phenylene diisocyanate is sensitive to moisture. 1,4-Phenylene diisocyanate is incompatible with water, strong acids, strong alkalis, strong oxidizers, alcohol, amines and other hydrogen compounds.

Fire Hazard

1,4-Phenylene diisocyanate is combustible.

Flammability and Explosibility

Not classified

1,4-Phenylene diisocyanate Preparation Products And Raw materials

Raw materials

Preparation Products

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1,4-Phenylene diisocyanate Suppliers

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View Lastest Price from 1,4-Phenylene diisocyanate manufacturers

Hebei Weibang Biotechnology Co., Ltd
Product
1,4-Phenylene diisocyanate 104-49-4
Price
US $1.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
10 mt
Release date
2024-11-21
Hebei Chuanghai Biotechnology Co,.LTD
Product
1,4-Phenylene diisocyanate 104-49-4
Price
US $5.00-2.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10000kg
Release date
2024-08-13
Hebei Anlijie Biotechnology Co., Ltd
Product
1,4-Phenylene diisocyanate 104-49-4
Price
US $1.00/g
Min. Order
10g
Purity
99%
Supply Ability
80000g
Release date
2023-09-07

104-49-4, 1,4-Phenylene diisocyanateRelated Search:

Isophorone diisocyanate Hexamethylene Diisocyanate p-Phenylenediamine 4-Aminobenzoic acid Sulfanilic acid 4-Biphenylcarboxaldehyde TEREPHTHALIC ACID DIALLYL ESTER 4,4'-Methylenedi-p-phenylene diisocyanate,METHYLENE DI-P-PHENYLENE DIISOCYANATE,Methylenebis(1,4-phenylene) diisocyanate,Methylenebis(1,4-phenylene)diisocyanate Tolylene-2,4-diisocyanate TOLYLENE 2,5-DIISOCYANATE METHYLISOCYANATE 1 X 500MG NEAT Phenyl isocyanate METHYLENE DI-P-PHENYLENE DIISOCYANATE 1-N-PROPYLPIPERAZINE DIHYDROBROMIDE 4-CHLORO-6-METHYL-1,3-PHENYLENE DIISOCYANATE,4-CHLORO-6-METHYL-M-PHENYLENE DIISOCYANATE 1-PROPYLPIPERAZINE 2-METHYL-M-PHENYLENE DIISOCYANATE 2,4,6-TRIMETHYL-1,3-PHENYLENE DIISOCYANATE

  • isocyanicacid,p-phenyleneester
  • Phenylene-1,4-diisocyanate
  • p-Phenylene isocyanate
  • p-phenyleneisocyanate
  • P-PHENYLENE DIISOCYANATE
  • PPDI
  • FLURBIPROFEN USP24
  • p-phenyl diisocyanate
  • Para Phenylene Diisocyanate
  • 1,4-Phenyldiisocyanate
  • p-phenyl diisocyanate (PPDI)
  • 1,4-PHENYLENE DIISOCYANATE 99%
  • Phenylene diisocyanate, 1,4-
  • 4,4'-phenyl isocyanate
  • 1,4-Phenylene diisoc
  • 1,4-PhenyL
  • 1,4-Phenylene diisocyanate 104-49-4
  • 104-49-4 p-Phenylene diisocyanate
  • Phenylene diisocyanat
  • 1,4-Phenylene diisocyate
  • BENZENE 1,4-DIISOCYANATE
  • 1,4-PHENYLENE DIISOCYANATE
  • 1,4-Benzenediisocyanate
  • 1,4-diisocyanato-benzen
  • 1,4-Diisocyanatobenzene
  • 1,4-diisocyanato-Benzene
  • benzene,1,4-diisocyanato-
  • Isocyanic acid, p-phenylene ester
  • 1,4-PhenyleneDiisocyanate&gt
  • 1,4-Phenylene diisocyanate ISO 9001：2015 REACH
  • 1,4-Phenylene disocyanate
  • 104-49-4
  • C6H4NCO2
  • ISOCYANATE
  • Organic Building Blocks
  • Nitrogen Compounds
  • Isocyanates
  • Building Blocks
  • Building Blocks
  • Chemical Synthesis
  • Nitrogen Compounds
  • Isocyanates
  • Nitrogen Compounds
  • Organic Building Blocks
  • Resin additives
  • Organic Building Blocks