White flaky Tetrahydrophthalic Anhydride
1 Inquiries
85-43-8
Industrial Grade
TIANJIN
25kg/0.2kg Bag
Yes
2019-08-24
Nadic Anhydride,Hexahydrophthalic anhydride,Xanthone,5-Bromoacenaphthene,1,1'-Binaphthalene,N-(4-Bromophenyl)-N,N-bis(1,1'-biphenyl-4-yl)amine
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Product Description
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Seller Information
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Inquiry History
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Description
Specifications
Name：Tetrahydrophthalic Anhydride（THPA）
CAS No.: [85-43-8] / [935-79-5]
Product No.： B1001
Molecular formula
C8H8O3
Molecular weight
152.16
Formula：
Items
Index
Appearance
white flaky solid
Color(Pt-Co); Hazen
≤80
Content,%
≥99.0
Mp,℃
100.0±2.0
Properties：
Applications：
As an organic intermediate, THPA is usually used in the production of alkyd and unsaturated polyester resins, coatings and the curing agent for the epoxy resins, and also used in insecticides, sulfide regulator, plasticizers, surfactant, alkyd resin modifier, pesticides and the raw materials of pharmaceuticals.
Packaging: 25kg/bag; 500kg/bag
Storage: This product shall be airtight, out of the sun, moisture-proof and away from heat. The storage period is one year.
ECHEMI Editorial Referencewhite flaky solid
Memtetrahydrophthalic anhydride is a clear colorless to light yellow slight viscous liquid. Highly toxic and a strong irritant to skin, eyes and mucous membranes. Corrosive to skin and metal. Used in making polyester, alkyd resins, and plasticizers.|DryPowder; Liquid; OtherSolid|WHITE CRYSTALLINE POWDER.
Memtetrahydrophthalic anhydride is a clear colorless to light yellow slight viscous liquid. Highly toxic and a strong irritant to skin, eyes and mucous membranes. Corrosive to skin and metal. Used in making polyester, alkyd resins, and plasticizers.|1,2,3,6-tetrahydrophthalic anhydride is a cyclic dicarboxylic anhydride that is 1,3,3a,4,7,7a-hexahydro-2-benzofuran carrying oxo groups at positions 1 and 3. It is a cyclic dicarboxylic anhydride and a tetrahydrofurandione.Basic Info-
Product Name:
1,2,3,6-Tetrahydrophthalic anhydride
Other Name:1,3-Isobenzofurandione,3a,4,7,7a-tetrahydro-;4-Cyclohexene-1,2-dicarboxylic anhydride;3a,4,7,7a-Tetrahydro-1,3-isobenzofurandione;Maleic anhydride-butadiene adduct;Δ4-Tetrahydrophthalic anhydride;1,2,3,6-Tetrahydrophthalic anhydride;Tetrahydrophthalic anhydride;Tetrahydrophthalic acid anhydride;4-Cyclohexene-1,2-dicarboxylic acid anhydride;1,2,3,6-Tetrahydrophthalic acid anhydride;Rikacid TH;Cyclohexene-4,5-dicarboxylic anhydride;Rikacid THPA;NSC 82642;KBH 1098;HK 019;B 570H;THPA;Epiclon B 570H;Tetrahydroisobenzofuran-1,3-dione;1,3,3a,4,7,7a-Hexahydro-2-benzofuran-1,3-dione;Anhydride 70;27936-16-9;57570-09-9;1312159-69-5;1431295-16-7;2377923-09-4
CAS No.:85-43-8
UN No.:2698
Molecular Formula:C8H8O3
InChIKeys:InChIKey=KMOUUZVZFBCRAM-UHFFFAOYSA-N
Molecular Weight:152.147
Exact Mass:152.15
EC Number:201-605-4
ICSC Number:1372
NSC Number:292900|82642
UN Number:1760|2698
DSSTox ID:DTXSID3026516|DTXSID1058713
Color/Form:White crystalline powder
Categories:
Characteristics-
PSA:
43.37
XLogP3:0.6522
Appearance:White crystal powder
Density:1.20 g/cm3 @ Temp: 105 °C
Melting Point:102 °C
Boiling Point:195 °C @ Press: 50 Torr
Flash Point:157°C
Refractive Index:1.529
Water Solubility:Solubility in water: reaction
Storage Conditions:Treasury ventilation low temperature drying, and oxidants, amine stored separately
Vapor Pressure:Vapour pressure, Pa at 20°C: 1
Vapor Density:Relative vapour density (air = 1): 5.3
Henrys Law Constant:Henry's Law constant = 1.89X10-5 atm-cu m/mole at 25 °C (est)
Experimental Properties:LEAVES; MP: 128 °C; DECOMP IN HOT WATER; VERY SOL IN ALC, BENZENE; SPECIFIC OPTICAL ROTATION: +6.6 DEG @ 25 °C/D (IN ALCOHOL) /TETRAHYDROPHTHALIC ANHYDRIDE (TRANS, D)/|CRYSTALS FROM BENZENE & CARBON TETRACHLORIDE; MP: 141 °C; DECOMP IN HOT WATER; SOL IN BENZENE, ALC, CHLOROFORM /TETRAHYDROPHTHALIC ANHYDRIDE (TRANS, DL)/|Solidification point: 99-101 °C|Hydroxyl radical reaction rate constant = 6X10-11 cu cm/molecule-sec at 25 °C (est)
Air and Water Reactions:Reacts exothermically with water to form memtetrahydrophthalic acid.
Reactive Group:Hydrocarbons, Aliphatic Unsaturated
Reactivity Alerts:Water-Reactive
Reactivity Profile:MEMTETRAHYDROPHTHALIC ANHYDRIDE is combustible. Reacts with oxidizers. Reacts exothermically with water. These reactions are usually slow, but can become violent when local heating accelerates their rate. Acids accelerate the reaction with water. Incompatible with acids, strong oxidizing agents, alcohols, amines, and bases.
Autoignition Temperature:450 °C
Hazard IdentificationClassification of the substance or mixture
Serious eye damage, Category 1
Skin sensitization, Category 1
Respiratory sensitization, Category 1
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H318 Causes serious eye damage
H317 May cause an allergic skin reaction
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
H412 Harmful to aquatic life with long lasting effects
Precautionary statement(s) Prevention P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P284 [In case of inadequate ventilation] wear respiratory protection.
P273 Avoid release to the environment.
Response P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P317 Get medical help.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P333+P317 If skin irritation or rash occurs: Get medical help.
P321 Specific treatment (see ... on this label).
P362+P364 Take off contaminated clothing and wash it before reuse.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P342+P316 If experiencing respiratory symptoms: Get emergency medical help immediately.
Storage none
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
NO open flames. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Separated from food and feedstuffs. Dry. Well closed.Separated from food and feedstuffs. Dry. Well closed.
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Seller Information
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Business Type:
Manufactory
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Main Products:
Nadic Anhydride,Hexahydrophthalic anhydride,Xanthone,5-Bromoacenaphthene,1,1'-Binaphthalene,N-(4-Bromophenyl)-N,N-bis(1,1'-biphenyl-4-yl)amine
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Location:
West section of shengli road, puyang 457001,china
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Payment Terms:
D/P,D/A
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Average lead Time:
60 days
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Total Annual Revenue:
Above $100 million
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Total Employees:
201-300
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Year of Establishment:
2002
Puyang Huicheng Electronic Material Co., Ltd., located in the Puyang Economic and Technological Development Zone, was established in 2002. It is a joint-stock national high-tech listed enterprise integrating scientific research, production and management. It specializes in the research and development and production of anhydrides and anhydride derivatives, products Widely used in electronic components packaging materials, electrical equipment insulation materials, coatings, composite materials and many other fields. The company has self-support import and export rights, and its products are exported to Europe, America, Southeast Asia and other countries and regions.
The company is a national high-tech enterprise and a key high-tech enterprise of the National Torch Plan. It has a provincial-level enterprise technology center. Relying on strong technical strength, modern production equipment, strict quality inspection system and perfect management system, it has passed ISO9001 and ISO14001. , OHSAS18001 three system certification.
The company attaches great importance to talents, respects talents, and vigorously implements the strategy of revitalizing enterprises through science and technology. Now it has been forged into a team with cohesion, combat effectiveness and good style. We regard the youth, knowledge and enterprising spirit of the team as our most valuable asset.
With the business philosophy of "benefiting the society and being subtle", Puyang Huicheng adheres to a stable operation, actively reforms and innovates, provides users with first-class products and services, creates value for customers, shareholders, employees and stakeholders, and creates social harmony. make a contribution.
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Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
India
THPA
1 MT Apr 22, 2024 Post an enquiry for this product
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