Urea CAS# 57-13-6
Urea (CAS 57-13-6) is a colorless or white crystalline solid.
Urea has a high nitrogen content of about 46.67%. It is stable at room temperature, easily soluble in water, and its aqueous solution is neutral. Urea is an important nitrogen fertilizer in agriculture, which can provide plants with the nitrogen element they need for growth and promote plant growth and development. Its fertilizer effect is long-lasting and mild, and it is suitable for all kinds of soils and crops. In industry, urea also has a wide range of uses. For example, it is used in the production of chemical products such as melamine and urea-formaldehyde resin; in the pharmaceutical industry, it can be used as an excipient for drugs; in the cosmetics industry, it can be used to adjust the humidity of products. Urea also has certain applications in the medical field, such as for detecting kidney function.
Urea CAS# 57-13-6
| Urea Basic information |
| Chemical structure?History?Occurrence?Physical properties?Chemical Properties?Productions?Production methods?Uses?Hazards?Reference |
| Product Name: | Urea |
| Synonyms: | Prespersion, 75 urea;prespersion,75urea;Supercel 3000;UREA;UREA, PRILLED;Urea, 99.5%, for analysis;Urea, 99.5%, dnase, rnase and protease free, for molecular biology;Urea, for analysis |
| CAS: | 57-13-6 |
| MF: | CH4N2O |
| MW: | 60.06 |
| EINECS: | 200-315-5 |
| Product Categories: | ACTIGALL;proteinmod;fertilizer;Alphabetical Listings;Stable Isotopes;U-Z;Chaotropic Agents;Bioactive Small Molecules;Biochemicals and Reagents;Building Blocks;Carbonyl Compounds;Cell Biology;Chemical Synthesis;Denaturation;Organic Building Blocks;U;Ureas;Protein Electrophoresis;Proteomics;SDS-PAGE;Urea;Enzymes;Inhibitors;Industrial Grade;Food Additive |
| Mol File: | 57-13-6.mol |
 |
|
| Urea Chemical Properties |
| Melting point | 132-135???C(lit.) |
| Boiling point | 332.48??C (estimate) |
| density | 1.335?g/mL?at 25???C(lit.) |
| vapor pressure | <0.1 hPa (20 ??C) |
| refractive index | n20/D?1.40 |
| storage temp. | 2-8??C |
| solubility | H2O: 8?M at?20???C |
| form | powder |
| pka | 0.10(at 25??) |
| color | white |
| Specific Gravity | 1.335 |
| PH | 8.0-10.0 (20??, 8M in H2O) |
| Odor | almost odorless |
| Water Solubility | 1080 g/L (20 oC) |
| ??max | ??: 260 nm Amax: 0.03 ??: 280 nm Amax: 0.02 |
| Merck | 14,9867 |
| BRN | 635724 |
| Dielectric constant | 3.5??Ambient?? |
| Stability: | Substances to be avoided include strong oxidizing agents. Protect from moisture. |
| InChIKey | XSQUKJJJFZCRTK-UHFFFAOYSA-N |
| LogP | -1.660 (est) |
| CAS DataBase Reference | 57-13-6(CAS DataBase Reference) |
| NIST Chemistry Reference | Urea(57-13-6) |
| EPA Substance Registry System | Urea (57-13-6) |
Related Products
Chemical Name: Dehydrocholic acid
Synonyms: Acide dehydrocholique; Triketocholanic acid
CAS No.: 81-23-2
Molecular Formula: C24H34O5
Molecular Weight: 402.53
Appearance: Powder
Chemical Name: Arabic gum
CAS No.: 9000-01-5
Appearance: powder
Octocrylene is an organic compound widely recognized for its potent UV-filtering properties, making it an essential ingredient in sunscreens and other skincare products designed to protect the skin from harmful ultraviolet radiation. With the chemical name 2-(4-Methylbenzyl)-2H-benzotriazole-5-methyl, octocrylene is a stable and photostable molecule that provides broad-spectrum protection against both UVA and UVB rays.
This oil-soluble chemical is valued for its ability to absorb UV radiation effectively, converting it into heat without causing skin irritation or staining clothes. Octocrylene is often used in combination with other UV filters to enhance the sun protection factor (SPF) of formulations, ensuring a balanced and comprehensive defense against sun damage.
As a lipophilic compound, octocrylene is compatible with various cosmetic and dermatological formulations, contributing to the development of lightweight, non-greasy sunscreens. Its chemical structure allows for a high degree of safety and efficacy, making it suitable for a wide range of skin types, including sensitive skin.
In summary, octocrylene is a reliable and efficient UV filter, pivotal in the formulation of modern sunscreens that offer advanced protection against the sun’s harmful effects while maintaining skin comfort and product aesthetics.
Ethylhexyl Palmitate is a skin-conditioning ester, derived from ethylhexanol and palmitic acid, that imparts moisturization and a smooth texture to cosmetic and personal care formulations. It is valued for its emollient properties, enhancing the sensory experience of skin care products.
Silicone oil, known for its chemical designation as dimethicone or polydimethylsiloxane, is a synthetic polymer with a backbone of alternating silicon and oxygen atoms, creating a highly versatile and stable compound. It is renowned for its exceptional lubricating properties, heat resistance, and non-toxic nature, making it a staple in various industries, including cosmetics, automotive, and aerospace.
This hydrophobic, non-volatile oil is valued for its ability to provide a smooth, non-greasy feel and to form stable emulsions with other ingredients. In personal care products, silicone oil is used to impart a silky texture, reduce friction on the skin, and create a protective barrier against environmental stressors without clogging pores.
Silicone oil’s chemical inertness and resistance to oxidation contribute to its long shelf life and stability in formulations. It is also appreciated for its compatibility with a wide range of substances, allowing for the creation of multifunctional products.
In summary, silicone oil is a reliable and multifaceted ingredient, offering a combination of performance, safety, and sensory benefits. Its use in a variety of applications reflects its versatility and enduring appeal in the marketplace.
Terpene resin is a type of natural resin derived from terpenes, which are organic compounds found in various plants. It is known for its aromatic properties and is commonly used in the production of fragrances, flavorings, and as a component in adhesives and coatings within the chemical industry. Terpene resin offers a range of benefits, including enhancing the solubility of essential oils and providing a stable base for various applications. Its natural origin makes it a preferred choice for eco-friendly products.
Chemical Name: Imazalil Sulfate
CAS No.: 58594-72-2
Molecular Formula: C14H14Cl2N2O.H2SO4
Molecular Weight: 395.26
Appearance: Solid
Common English name: 5-iodo-2,3-dihydropyridazin-3-one
CAS No.: 825633-94-1
Molecular formula: C4H3IN2O
Molecular weight: 221.98
Sample: Available
Product name:HYDROXYPROPYL GUAR HYDROXYPROPYLTRIMONIUM CHLORIDE
Purity:99%
Appearance:Light Yellow Powder
Package:Customized according to customer needs.
Sample:Available
Butylated Hydroxytoluene (BHT) is a synthetic phenolic antioxidant commonly added to foods, cosmetics, and packaging to prevent the oxidation of fats and oils, thereby extending their shelf life. It is also used as a preservative in a variety of products, including rubber, petroleum products, and animal feed. BHT is recognized for its effectiveness in maintaining nutrient levels, color, flavor, and odor in food products . It is known to have a melting point of 69-71??C, a boiling point of 265??C, and is soluble in ethanol, acetone, and benzene, but not in water, glycerin, or propylene glycol . BHT is also used in some dietary supplements due to its antioxidant properties . However, it is important to handle BHT with care, as it can cause skin irritation and is considered harmful if swallowed .
N,N-Dimethylaniline is an organic compound with amine and methyl groups attached to a benzene ring. It is a colorless liquid with a characteristic amine odor. This compound is primarily used as a chemical intermediate in the synthesis of dyes, pigments, and polymers. Its reactivity makes it a valuable building block in the production of various organic compounds, particularly in the pharmaceutical and chemical industries.
Chemical Name: UV-120
Other Name: (2’,4’-Di-tert-butylphenyl 3,5-di-tert-butyl-4-hydroxybenzoate)
CAS No.: 4221-80-1
Molecular Fomula: C29H42O3
Molecular weight: 438.66
Assay: ≥99%（LC）
