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Introduction to γ-Butyrolactone


1,4-Butyrolactone,γ-Butyrolactone Highly pure medical grade. Food grade. Purity 99.95%250ml  Properties Non-toxic and transparent oily liquid, completely soluble in water, soluble in ethanol, ether, benzene and acetone, soluble in many organic and inorganic compounds. It is decomposed in hot alkali solution. It is a solvent with high boiling point, strong solubility, good electrical properties and stability. It is safe and easy to use. It has an aromatic odor. It is hygroscopic. Evaporates with water vapor. Density: 1.12 Melting point: -45℃. Boiling…

Preparation of Benzaldehyde


I. Product Nature. Formaldehyde is widely found in the plant kingdom, especially in the Rosaceae family, mainly in the form of glycosides in the stem bark, leaves, or seeds of plants, such as amygdalin in bitter almonds. Benzaldehyde occurs naturally in essential oils such as bitter almond oil, patchouli oil, hyacinth oil, ylang ylang oil, etc. It is sometimes called bitter almond oil. It is sometimes called bitter almond oil. The pure product is a colorless liquid. Physical properties: Appearance…

Cyclohexylamine – Safety Data Sheet(MSDS)


Part Ⅰ:Chemical Name English Name: cyclohexylamine English name 2: hexahydroaniline Technical Specification Code: 294 CAS No.: 108-91-8 Molecular formula: C6H13N Molecular Weight: 92.19 Part II: Composition/Composition Information Harmful Ingredients: Cyclohexylamine Content:≥98.5% CAS No.:108-91-8 Part III: Hazards Overview Hazard Category: Intrusion Route: Health hazards: Acute poisoning can occur when inhaling the vapors of this product. Signs of poisoning include severe vomiting and diarrhea; dilated pupils and unresponsiveness to light, blurred vision, malaise, and speech disorders. In human patch tests, 25% of…

Trichloroisocyanuric Acid (TCCA)

Trichloroisocyanuric Acid (TCCA)

The scientific name of Trichloro-s-Triazine Trione (TCCA) is one of a series of chlorinated isocyanuric acid products. TCCA is widely used in bleaching, disinfection, sterilization and wool shrinkage prevention. Physical and chemical properties of the product (the composition of the product conforms to ZBG16009-89 standard) Molecular weight: 232.41 Active chlorine content:≥90% Water content:≤0.5% PH value of 1% solution:2.7~3.3 Solubility(g/100g water)1.2 LD50:750mg/kg Appearance: 20 grams, 200 grams of tablets (slow-release type) Packing: 25 kg, 50 kg plastic drum (lined with plastic…

p-Toluenesulfonyl chloride

p-Toluenesulfonyl chloride

(1) Chemicals and Corporate Identity Chemical Name: 4-toluene sulfonyl chloride; p-toluene sulfonyl chloride Molecular formula: C7H7ClO2S Relative molecular weight: 190.64 (2) Ingredient/Composition Information Ingredients: pure product CAS No:98-59-9 (3) Hazards Overview Hazardous Category: Class 6.1 Poisons Route of invasion: inhalation, ingestion Health Hazards: This product is irritating to the skin and mucous membranes and causes delayed deep herpes and allergic reactions. Prolonged exposure causes headache, moet feeling, nausea, vomiting, loss of appetite, stomach pressure and gastroenteritis. Environmental Hazards: Harmful to…

Toxicity Data for Phthalate Plasticizers

Phthalate Plasticizers

NumberingCAS# Plasticizers Acute toxicity(AT) Chronic Toxicity(CT) Teratogenic(T) Mutagenic(T) Ecotoxicity(E) 84617 Dicyclohexyl phthalate Y N Y N N 84662 Diethyl phthalate Y N Y Y Y 84695 Diisobutyl phthalate Y N Y Y Y 84742 Dibutyl Phthalate Y Y Y Y Y 84775 Dodecyl phthalate Y N N N N 85687 Dibutyl benzyl phthalate Y Y Y Y Y 85698 Dibutyldioctyl phthalate N N N N Y 117817 Di(2-ethylhexyl) phthalate Y Y Y Y Y 117840 Dioctyl phthalate Y N Y…