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Shanghai Minstar Chemical Co., Ltd4-Hydroxybenzoic acid 99-96-7 large in promotion//www.lookchem.com/300w//2010/0627/99-96-7.jpg
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4-Hydroxybenzoic acid 99-96-7 large in promotion CAS NO.99-96-7

Min.Order Quantity:
1 Kilogram
Purity:
99.00%
Port:
Shanghai
Payment Terms:
T/T,Western Union,MoneyGram,Other

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Product Details

Keywords

  • 99-96-7
  • 4-Hydroxybenzoic acid
  • 4-Carboxyphenol

Quick Details

  • ProName: 4-Hydroxybenzoic acid 99-96-7 large in...
  • CasNo: 99-96-7
  • Molecular Formula: C7H6O3
  • Appearance: WHITE TO BEIGE CRYSTALLINE POWDER
  • Application: Acetylsalicylic Acid Impurity A
  • DeliveryTime: in stock
  • PackAge: drums
  • Port: Shanghai
  • ProductionCapacity: 50 Metric Ton/Month
  • Purity: 99.00%
  • Storage: dry and cool
  • Transportation: air, courier and sea
  • LimitNum: 1 Kilogram

Superiority

Product Name: 4-Hydroxybenzoic acid
Synonyms: 4-Carboxyphenol;4-hydroxy;4-hydroxy-benzoicaci;acidop-idrossibenzoico;Benzoic acid, p-hydroxy-;benzoicacid,4-hydroxy;Benzoicacid,4-hydroxy-;Hydroxybenzoic acid, para
CAS: 99-96-7
MF: C7H6O3
MW: 138.12
EINECS: 202-804-9
Product Categories: Pharmaceutical Raw Materials;Benzoic Acids (Building Blocks for Liquid Crystals);Bifunctional Compounds (Building Blocks for Liquid Crystals);Building Blocks for Liquid Crystals;Functional Materials;Phenols (Building Blocks for Liquid Crystals);Benzoic acid Series;Chemistry;Aromatics;Impurities;Intermediates & Fine Chemicals;Pharmaceuticals;C7;Carbonyl Compounds;Carboxylic Acids;Alphabetical Listings;Flavors and Fragrances;G-H;sy;Building Blocks;Carbonyl Compounds;Carboxylic Acids;Chemical Synthesis;Organic Building Blocks;Allium cepa (Onion);Allium sativum (Garlic);Armoracia rusticana (Horseradish);Aspalathus linearis (Rooibos tea);Cichorium intybus (Chicory);Elettaria Cardamomum (Cardamom);Ginkgo biloba;Hordeum vulgare (Barley);Hypericum perforatum (St John′;Linum usitatissimum (Flax);Nutrition Research;Phytochemicals by Plant (Food/Spice/Herb);s wort);Vaccinium myrtillus (Bilberry);Zingiber officinale (Ginger);alcohol| carboxylic acid;Inhibitors
Mol File: 99-96-7.mol
4-Hydroxybenzoic acid Structure
4-Hydroxybenzoic acid Chemical Properties
Melting point 213-217 °C(lit.)
density 1,46 g/cm3
FEMA 3986
Fp 199 °C
storage temp. Refrigerator
solubility methanol: soluble5%, clear to slightly hazy, colorless to faintly yellow
pka 4.48(at 19℃)
PH 3.3 (1g/l, H2O, 20℃)
Water Solubility 5 g/L (20 ºC)
Merck 14,4812
BRN 970950
CAS DataBase Reference 99-96-7(CAS DataBase Reference)
NIST Chemistry Reference Benzoic acid, 4-hydroxy-(99-96-7)
EPA Substance Registry System Benzoic acid, 4-hydroxy-(99-96-7)
Safety Information
Hazard Codes Xi
Risk Statements 36-36/37/38
Safety Statements 26-37/39-36
WGK Germany 1
RTECS DH1925000
TSCA Yes
HS Code 29182930
Hazardous Substances Data 99-96-7(Hazardous Substances Data)

Details

【Synonyms】

4-Carboxyphenol
Paraben acid
p-Hydroxybenzoic acid
p-Salicylic acid
【CAS】

99-96-7
【Formula】

C7H6O3
【Molecular Weight】

138.12
【EINECS】

202-804-9
【RTECS】

DH1925000
【RTECS Class】

Drug
【Merck】

13,4837
【Beilstein/Gmelin】

970950
【Beilstein Reference】

4-10-00-00345
【EC Class】

irritant
Physical and Chemical Properties Back to Contents
【Appearance】

White to off-white.
【Solubility in water】

Very soluble
【Melting Point】

210 - 211
【Boiling Point】

336
【Vapor Pressure】

4E-5 (25 C)
【Density】

1.398 g/cm3
【pKa/pKb】

4.57 (pKa)
【Partition Coefficient】

1.58
【Heat Of Vaporization】

61.1 kJ/mol
【Usage】

Substance is used in org.
【Vapor Density】

1.46
【Refractive Index】

1.53
First Aid Measures Back to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
【Inhalation】

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】

Get medical aid if irritation develops or persists. Flush skin with plenty of soap and water.
【Eyes】

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Handling and Storage Back to Contents
【Storage】

Store in a cool, dry place. Keep container closed when not in use.
【Handling】

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Hazards Identification Back to Contents
【Ingestion】

May cause irritation of the digestive tract. Ingestion of large amounts may cause systemic effects such as nausea, stomach pain, rapid breathing, sweating, convulsions, coma, cardiovascular collapse and possible death.
【Inhalation】

Dust is irritating to the respiratory tract. May cause effects similar to those described for ingestion.
【Skin】

May cause skin irritation.
【Eyes】

May cause severe eye irritation. May result in corneal injury.
【EC Risk Phrase】

R 36/37/38
【EC Safety Phrase】

S 26 36
Exposure Controls/Personal Protection Back to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
【Respirators】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Poison Class】

4
Fire Fighting Measures Back to Contents
【Flash Point】

171
【Autoignition】

250
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam.
Accidental Release Measures Back to Contents
【Small spills/leaks】

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal.
Stability and Reactivity Back to Contents
【Disposal Code】

4
【Stability】

Stable under normal temperatures and pressures.
【Incompatibilities】

Strong oxidizing agents.
【Decomposition】

Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
Transport Information Back to Contents
【HS Code】

2918 29 30

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