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Chiral Intermediates
CAS NO:
4247-02-3
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ISOBUTYL P-HYDROXYBENZOATE
Price Range:
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Main Sales Markets:
North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa
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ZHEJIANG SHENGXIAO CHEMICALS CO.,LTD.
12
Years
Basic Info
CAS Number
4247-02-3
Pharmacopoeia
ChP,USP,BP,In-house Standards
Grade
Pharmaceutical Grade
Is Manufacturer
No
Samples Provided
YES
Sample Policy
Sample free, freight to be born by the buyer
Packaging & Delivery
Packaging Specification
25kg/ drum
Minimum Order Quantity
25kg
Delivery Cycle
10 days
Product Description
Isobutyl p-hydroxybenzoate
Basic Description
Product Number:SX2007
Chemical name: 4-Hydroxybenzoic acid isobutyl ester
Product name: isobutyl 4-hydroxybenzoate
Molecular formula: C11H14O3
Molecular weight: 194.23
CAS No.: 4247-02-3
EINECS No.: 224-208-8
Physical and chemical properties
Colorless small crystal or white crystalline powder. Odorless. Poorly soluble in water (0.035g/100ml,25℃)。
Easily soluble in ethanol, acetic acid, propylene glycol and acetone.
Quality standard (Japanese Standard, 1992)
|
Item |
Index |
|
Content |
≥99% |
|
Melting point |
75~77℃ |
|
Sulfate (SO4) |
≤0.024% |
|
Free acid (PHBA) |
≤0.55% |
|
Residue on ignition (GT—20) |
≤0.10% |
|
Heavy metal (Pb) |
≤10μg/g |
|
Arsenic (As2O3) |
≤4μg/g |
|
Drying loss (On silica gel for 5h) |
≤0.5% |
Application
Preservative and mildew preventive. This product is mainly used as antiseptics and very few use alone .It is frequently used as the oil-in-water emulsifier after mixed with isopropyl p-hydroxybenzoate and butyl p-hydroxybenzoate .If dose this ,its solubility can be increased 2~3 times opposited in alone used .It is easily used in the soy sauce.
Packing
Plastic bag, 1kg/bag, 20 bags/carton, or fiber drum lined with plastic bag, net weight is 25kg or 50kg/drum.
*Special requirements can be negotiated
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