Antioxidant HW-250
6386-39-6
Industrial Grade
Any China Port
200kg/iron drum
Yes
2026-12-31
antioxidant,yellow inhibitor,dyeing auxiliary
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Product Description
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Seller Information
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Description
[Trade name] Antioxidant HW-250
[Chemical name]
Methyl 3-(3-tert-butyl-4-hydroxy-5-methylphenyl)propionate
[Structural formula]
[CAS] 6386-39-6 [Molecular weight] 250
[Specific gravity] 1.01(20℃)
[Specification]
Item
Index
Appearance
Colorless to straw yellow liquid or solid
Assay
≥98.0%
Melting point
40.0℃~45.0℃
Moisture content
≤0.1%
Boiling point
330℃ at 760mmHg
[Use]
Hindered phenol antioxidants’ important intermediate, it can also be used as an antioxidant in oil to improve the thermal stability. Also it is an important material to make acrylic resin elastomer.
[Packing and storing]
In galvanized iron drum, net wt.200kg. Should be in sealing condition; maximum recommended storage time under suitable conditions (dry, cool, well-ventilated) beyond testing date 12 months.Basic Info-
Product Name:
Methyl 3-(1,1-dimethylethyl)-4-hydroxy-5-methylbenzenepropanoate
Other Name:Benzenepropanoic acid,3-(1,1-dimethylethyl)-4-hydroxy-5-methyl-,methyl ester;Hydrocinnamic acid,3-tert-butyl-4-hydroxy-5-methyl-,methyl ester;Methyl 3-(1,1-dimethylethyl)-4-hydroxy-5-methylbenzenepropanoate;Methyl 3-(3-methyl-5-tert-butyl-4-hydroxyphenyl)propionate;Methyl 3-(3-tert-butyl-4-hydroxy-5-methylphenyl)propionate;Methyl β-(3-tert-butyl-4-hydroxy-5-methylphenyl)propionate;Methyl β-(3-tert-butyl-4-hydroxy-5-methylphenyl)propanoate;Methyl β-(3-(tert-butyl)-5-methyl-4-hydroxyphenyl)propionate;Methyl β-(5-tert-butyl-4-hydroxy-3-methylphenyl)propionate
CAS No.:6386-39-6
Molecular Formula:C15H22O3
InChIKeys:InChIKey=FQCQJBVYSORVEW-UHFFFAOYSA-N
Molecular Weight:250.33300
Exact Mass:250.15700
DSSTox ID:DTXSID5073371
HScode:2918290000
Categories:
Characteristics-
PSA:
46.53000
XLogP3:3.10370
Density:1.042g/cm3
Boiling Point:136-144 °C @ Press: 2 x 10-3 Torr
Flash Point:126.9ºC
Refractive Index:1.51
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2
GHS label elements, including precautionary statements
Pictogram(s)
Signal word Warning
Hazard statement(s) H302 Harmful if swallowed
H411 Toxic to aquatic life with long lasting effects
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P273 Avoid release to the environment.
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P391 Collect spillage.
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
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
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Manufactory
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Main Products:
antioxidant,yellow inhibitor,dyeing auxiliary
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Location:
2 Huasheng Road,Beigou Town,Penglai City,Shandong Provice,China
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Payment Terms:
L/C
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Total Annual Revenue:
$1 million-$2.5 million
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Total Employees:
101-200
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Year of Establishment:
1979
Penglai Hongwei Chemical CO.,LTD(formerly known as Penglai Hongwei Chemical Plant)is located in Beigou Chemical Industrial Zone, Penglai City, Shandong Province, China, with the size of 80092 square meters, more than 200 employees and total annual sales of three hundred million yuan. It is the biggest production base of antioxidant HW-245 and AO-80 in China and the largest domestic spandex auxiliary supporting enterprise. The company was founded in 1979. Its leading products are antioxidant HW-245,AO-80 and HW-5057,spandex yellow inhibitor SAM, HN-150,dyeing auxiliary TSA-011 etc. a dozen of varieties. The homemade product HW-245 launched in market in 2007, and the homemade AO-80 launched in market in 2008, which filled the domestic gap and broke the monopoly of foreign products. The new plant of our company was completed with 5000 tons annual capacity of HW-245 and 1000 tons annual capacity of AO-80 being the biggest manufacturer of antioxidant HW-245 and AO-80 in China. Nowadays, the spandex yellow inhibitor UDT(HN-150), dyeing auxiliary SAS, SAM and TSA-011 have received general praise due to their high quality, low cost and excellent service. Hongwei provides supporting services for more than ninety percent of the spandex enterprises at home and abroad, and it is playing an more important role in polyurethane, rubber and some other fields.Science and technology are the first productive forces! Continuous progress in technology is the original development power of an enterprise. The company holds three national invention patents, and gets the honorary title of “Yantai Science and Technology Small and Medium-sized Enterprise” and “Shandong Provincial High-tech Enterprise”.During the 12th Five-Year Plan, Hongwei people will keep on adopting the management philosophy of “vocational focus, innovation, practical and efficient”, observing the requirements of ISO9001:2008 international quality management system. Relying on strong technical power, the advanced production equipment and scientific administration idea, we will provide the best product and professional service with all our hearts for global business friends. Integrity, unity, cooperation, development! Hongwei people will always be with you to make progress every day for a better future!
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Country Product Purchase Quantity Date Posted Post an enquiry for this product
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