Diethyl isophthalate

Modify Date: 2025-08-23 12:38:54

Diethyl isophthalate Structure
Diethyl isophthalate structure
Common Name Diethyl isophthalate
CAS Number 636-53-3 Molecular Weight 222.237
Density 1.1±0.1 g/cm3 Boiling Point 302.0±10.0 °C at 760 mmHg
Molecular Formula C12H14O4 Melting Point 11.5ºC
MSDS N/A Flash Point 157.7±8.5 °C

 Names

Name Diethyl isophthalate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 302.0±10.0 °C at 760 mmHg
Melting Point 11.5ºC
Molecular Formula C12H14O4
Molecular Weight 222.237
Flash Point 157.7±8.5 °C
Exact Mass 222.089203
PSA 52.60000
LogP 3.51
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.508

 MSDS

Name: Diethyl isophthalate Material Safety Data Sheet
Synonym:
CAS: 636-53-3
Section 1 - Chemical Product MSDS Name:Diethyl isophthalate Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
636-53-3 Diethyl isophthalate 211-260-1
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Not available.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
May cause respiratory tract irritation. May be harmful if inhaled.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately.
Notes to Physician:
Treat symptomatically and supportively.

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container.

Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 636-53-3: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Viscous liquid
Color: Not available.
Odor: mild odor - characteristic odor
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 166 deg C @10mmHg
Freezing/Melting Point: 12 deg C
Autoignition Temperature: Not available.
Flash Point: 163 deg C ( 325.40 deg F)
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: Insoluble.
Specific Gravity/Density: 1.123
Molecular Formula: C12H14O4
Molecular Weight: 222.24

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Will not occur.

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 636-53-3: NT2500000 LD50/LC50:
Not available.
Carcinogenicity:
Diethyl isophthalate - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

Section 12 - ECOLOGICAL INFORMATION


Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 636-53-3: No information available.
Canada
CAS# 636-53-3 is listed on Canada's NDSL List.
CAS# 636-53-3 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 636-53-3 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NT2500000
CHEMICAL NAME :
Isophthalic acid, diethyl ester
CAS REGISTRY NUMBER :
636-53-3
BEILSTEIN REFERENCE NO. :
2052705
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C12-H14-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1111 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - ptosis Behavioral - somnolence (general depressed activity)
REFERENCE :
JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 56,1446,1967

 Safety Information

Hazard Codes Xi
HS Code 2917399090

 Synthetic Route

~%

Diethyl isophthalate Structure

Diethyl isophthalate

CAS#:636-53-3

Literature: Synthesis, , # 1 p. 40 - 45

~%

Diethyl isophthalate Structure

Diethyl isophthalate

CAS#:636-53-3

Literature: Journal of the Chemical Society, , vol. 69, p. 1241 Journal of the Chemical Society, , vol. 77, p. 278

~%

Diethyl isophthalate Structure

Diethyl isophthalate

CAS#:636-53-3

Literature: Journal of Molecular Structure, , vol. 554, # 2-3 p. 211 - 223

~%

Diethyl isophthalate Structure

Diethyl isophthalate

CAS#:636-53-3

Literature: Tetrahedron, , vol. 60, # 7 p. 1683 - 1691

 Customs

HS Code 2917399090
Summary 2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Synonyms

Diethyl isophthalate
diethyl benzene-1,3-dicarboxylate
1,3-Benzenedicarboxylic acid, diethyl ester
The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.
Top Suppliers:I want be here



Get all suppliers and price by the below link:

Diethyl isophthalate suppliers

Diethyl isophthalate price