What is the melting point of 4 Chlorobenzophenone?
75°C to 77°C
Specifications
| CAS Min % | 98.5 |
|---|---|
| Color | White |
| Melting Point | 75°C to 77°C |
| Boiling Point | 330°C to 332°C |
| Flash Point | 143°C |
What is the common name of benzophenone?
Benzophenone
| Names | |
|---|---|
| Preferred IUPAC name Diphenylmethanone | |
| Other names Benzophenone Phenyl ketone Diphenyl ketone Benzoylbenzene Benzoylphenyl | |
| Identifiers | |
| CAS Number | 119-61-9 |
What is formula of benzophenone?
C13H10OBenzophenone / Formula
Formula: C13H10O. Molecular weight: 182.2179. IUPAC Standard InChI: InChI=1S/C13H10O/c14-13(11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H.
Does benzophenone react with water?
3. Chemical and physical properties of the pure substance. Solubility: Practically insoluble in water, but soluble in organic solvents such as alcohol, acetone, ether, acetic acid, chloroform and benzene.
What is the melting point of biphenyl?
156.6°F (69.2°C)Biphenyl / Melting point
Is benzophenone a carcinogen?
Benzophenone is a mutagen, carcinogen, and endocrine disruptor. Its presence in food products or food packaging is banned in the United States. Under California Proposition 65, there is no safe harbor for benzophenone in any personal care products, including sunscreens, anti-aging creams, and moisturizers.
Is benzophenone good for skin?
Benzophenone-3 (BP-3; oxybenzone; 2-hydroxy-4-methoxybenzophenone) belongs to organic sunscreens used in personal care products to help minimize the damaging effects of ultraviolet (UV) radiation. In the 1980s, BP-3 was the most popular as a sunscreen formulation [1].
Is benzophenone safe for hair?
Apparently, they can help preserve the hair dye you use and may protect the hair cuticle from ultraviolet damage. Benzophenone can also cause ‘photoallergy’. This means the chemical plus ultraviolet light together produce an allergic reaction.
What are the hazards of benzophenone?
EC Number: 204-337-6
| ACUTE HAZARDS | FIRE FIGHTING | |
|---|---|---|
| FIRE & EXPLOSION | Combustible. Risk of fire and explosion on contact with incompatible substances. See Chemical Dangers. | Use powder, alcohol-resistant foam, water spray, carbon dioxide. |
Is biphenyl an acid or base?
neutral compound
Under these conditions biphenyl has neither an acidic proton nor a lone pair of electrons to donate, and is considered a neutral compound.
What is the use of biphenyl?
Biphenyl is used in organic syntheses, heat transfer fluids, dye carriers, food preservatives, as an intermediate for polychlorinated biphenyls, and as a fungistat in the packaging of citrus fruits.
Why is benzophenone banned?
Benzophenone is on the Proposition 65 list because it can cause cancer. Exposure to benzophenone may increase the risk of cancer. Proposition 65 requires businesses to determine if they must provide a warning about exposure to listed chemicals.
Is benzophenone banned?
Benzophenone is a mutagen, carcinogen, and endocrine disruptor. Its presence in food products or food packaging is banned in the United States.
What are the side effects of benzophenone?
In benzophenone allergic individuals, products containing benzophenone or benzophenone derivatives may cause redness, swelling, itching and fluid-filled blisters. Symptoms may appear immediately or several days later (delayed contact and photocontact dermatitis). In severe cases, anaphylaxis may occur.
Is benzophenone in sunscreen harmful?
Is benzophenone used in sunscreen?
Benzophenone-3 (BP-3) is a naturally occurring chemical found in some flowering plants. BP-3 absorbs and scatters the sun’s harmful ultraviolet (UV) rays. For this reason, it is produced for use as sunscreen in lotions, conditioners, and cosmetics.
What is biphenyl used for?
Is biphenyl a pesticide?
Biphenyl does undergo sulfonation which, followed by base hydrolysis, produces p-hydroxybiphenyl and p,p′-dihydroxybiphenyl, which are useful fungicides. In other substitution reactions, it undergoes halogenation. Polychlorinated biphenyls were once popular pesticides.
What chemicals can cause diabetes?
It has recently been shown that chemicals we encounter every day could be contributing to diabetes, such as:
- Dioxins.
- Polychlorinated biphenyls (PCBs)
- Pesticides.
- Phthalates.
- BPA.
Why are PCBs banned?
PCBs, or polychlorinated biphenyls, are industrial products or chemicals. PCB chemicals were banned in the U.S. in 1979 because these chemicals harm human and environmental health.
Is benzophenone cancerous?
Benzophenone is on the Proposition 65 list because it can cause cancer. Exposure to benzophenone may increase the risk of cancer. Proposition 65 requires businesses to determine if they must provide a warning about significant exposure to listed chemicals.
Is benzophenone banned in Europe?
Last week, the EU Commission announced two amendments to the current Cosmetic Regulation (EC) No 1223/2009. Published amendments to Annex III and Annex VI of the Regulation restrictthe use ofhair and eyelash dye substances, as well as Benzophenone-3.
Which sunscreen has carcinogen?
Last spring, Valisure, a small Connecticut lab, announced that it had found benzene, a known carcinogen, in Neutrogena spray sunscreens. The findings prompted Johnson & Johnson, which makes the sunscreen, to recall affected products.
What is the safest sunscreen?
The Safest Sunscreens That Provide Protection—Not Toxins, Expert…
- Choose a sunscreen with naturally occurring mineral ingredients.
- Cetaphil Sheer Mineral Sunscreen Stick SPF 50.
- Thinkbaby Safe Sunscreen—Family Size.
- Biossance Squalane + Zinc Sheer Mineral Sunscreen SPF 30.
- BLUE LIZARD Sensitive Sunscreen SPF 30.
Should I avoid oxybenzone?
Oxybenzone is one of the common active ingredients in sunscreens that are sold in the US. The FDA says it is safe. But some environmental and health groups single out oxybenzone as potentially unsafe for some people and the environment. This is because some studies have shown oxybenzone can cause skin allergies.