Vitamin B12-manufacture,factory,supplier from China

(Total 24 Products for Vitamin B12)
Products Description of Vitamin B12 CAS#68-19-9Vitamin B12, referred to as VB12, also known as cobalamin, is one of the B vitamins. It is a type of cobalt-containing corrin-type complex organic compound. The trivalent cobalt contained is located in the center of the corrin ring plane similar to porphyrin. It is the largest and most complex vitamin molecule discovered so far, and it is also the only vitamin containing metal ions. Its crystal is red, so it is also called Chemicalbook red vitamin.Plants do not contain VB12 and cannot produce VB12.
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Products Description of Vitamin E CAS#59-02-9Natural vitamin E is a brown-red or transparent light yellow oily liquid with a mild, special smell and taste. Easily soluble in ethanol, acetone, ether, chloroform or vegetable oil, almost insoluble in water. It has a high boiling point (250°C) and is stable to heat. It oxidizes when exposed to air and light and turns dark red. It has no calories and does not participate in human metabolism. Natural vitamin E has the functions of whitening spots, preventing skin aging, regulating endocrine, and preventing high blood pressure and blood clots.
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Products Description of Nicotinamide CAS#98-92-0Nicotinamide, also known as nicotinamide, vitamin B3 or vitamin PP, is a water-soluble vitamin belonging to the B vitamins. It is a component of coenzyme I (nicotinamide adenine dinucleotide, NAD) and coenzyme II (nicotinamide adenine dinucleotide phosphate, NADP).
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Products Description of Trimethoxymethane CAS#149-73-5Trimethyl orthoformate is used as a protecting group for aldehydes in organic synthesis, as an additive in polyurethane coatings, and as a dehydrating agent in the preparation of surface-modified colloidal silica nanoparticles. It is also used as a chemical intermediate in the preparation of vitamin B1 and sulfonamide drugs.
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Products Description of L-carnitine CAS#541-15-1Carnitine is a type of B vitamin, and its structure is like an amino acid, so some people classify it as an amino acid. Its main role is to help transport long-chain fatty acids to provide energy. This prevents fat accumulation in the heart, liver and skeletal muscles.Synthetic carnitine is available in three forms: L-carnitine, D-carnitine and racemate. L-carnitine is more effective. L-carnitine is a compound with multiple physiologically active functions.
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Products Description of Choline chloride CAS#67-48-1Choline chloride was developed by the Agricultural Technology Institute of the Ministry of Agriculture, Forestry and Fisheries of Japan in 1964, and registered as a plant growth regulator in 1987. It also became vitamin B4. Common choline chlorides on the market are divided into plant-carrier choline chloride and white carbon black (silicon dioxide) as a carrier choline chloride. my country's production is about 400,000 tons, accounting for more than 50% of the global production capacity.
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Products Description of 3,5-Dichloro-2-cyanopyridine CAS#85331-33-53,5-Dichloro-2-cyanopyridine is an important fine chemical intermediate and an industrial raw material for the production of medicines, pesticides and feeds. It can also be used to prepare vitamin B, insecticides, cardiotonic agents, etc. 3,5-Dichloro-2-cyanopyridine is also the most important intermediate for the industrial synthesis of nicotinic acid and nicotinamide. It can also be used to synthesize medicines, pesticides and rubber additives.
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Products Description of N,N-Dimethyldodecylamine CAS#112-18-5Colorless liquid. Melting point -20℃, boiling point 247℃, 110-112℃ (0.4kPa), relative density 0.775, refractive index 1.4375.
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Products Description of Ethyl butylacetylaminopropionate CAS#52304-36-6Mosquito repellent, also known as ethyl butyl acetylaminopropionate, BAAPE, IR3535, and Imonin, is a plasticizer and a broad-spectrum, highly effective, low-toxic insect repellent.Ethyl butylacetylaminopropionate Chemical PropertiesMelting point <-20°Boiling point bp0.2 108-110°; bp0.5 126-127°density 0.987±0.06 g/cm3(Predicted)refractive index nD20 1.452-1.455Fp 318°F (159°C)storage temp. Sealed in dry,Room Temperaturesolubility Acetonitrile (Slightly), Chloroform (Slightly), Ethy
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Products Description of Tetrabutylammonium Perchlorate CAS#1923-70-2Tetrabutylammonium perchlorate is used as a research compound, in medicine, and as an electrolyte in electrochemical gradeTetrabutylammonium perchlorate Chemical PropertiesMelting point 211-215 °Cdensity 1.0387 (rough estimate)refractive index 1.6800 (estimate)solubility acetonitrile: 0.1 g/mL, clear, colorlessform Crystalline Powdercolor WhiteWater Solubility Soluble in acetonitrile and ethanol.
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Products Description of Bitertanol CAS#55179-31-2The pure product is a colorless crystalline solid. m.p. 125~129℃ (diastereomer A is 136.7℃, B is 145.2℃, and the low eutectic of A and B is 118℃). The vapor pressure at 20℃ is <1.0×10-3Pa [A is 3.8×10-3Pa, B is 3.2×10-3Pa (100℃)]. Solubility at 20℃: dichloromethane 100-200g/L (A is 200-500g/L, B is 50-100g/L), isopropanol 30-100g/L [20-50g (A or B)/L], toluene 10-30g/L [A is 10-20g/L, B is 1-2g/L], n-hexane 1-10g/L [≤10g (A or B)/L], water 5mg/L [2.9mg (A)/L, 1.6mg (B)/L]. Partition coefficient 126000 (A), 25000 (B).
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Products Description of Triallylamine CAS#102-70-5Triallylamine is an organic compound with the chemical formula C9H15N. It is mainly used as an extraction agent for uranium and rare metals. It can also be used to treat organic wastewater and produce petroleum products and quaternary ammonium compounds and their derivatives as additives and metal resists.
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Products Description of Panthenol CAS#16485-10-2Provitamin B5 is a white crystalline hygroscopic powder.
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Products Description of 3-Aminopyridazine Hydrochloride CAS#89203-22-53-Aminopyridazine hydrochloride is an important chemical substance in chemical industry.3-Aminopyridazine hydrochloride Chemical PropertiesMelting point 175.5-176.5 °C(Solv: ethanol (64-17-5); pentane (109-66-0))form solidcolor BrownSafety Information、Hazard Codes XnRisk Statements 22-36Safety Statements 26HS Code 2920907090Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days
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Products Description of Naphthalene CAS#91-20-3Naphthalene is the simplest condensed ring aromatic hydrocarbon with a chemical formula of C10H8. It is formed by the fusion of two benzene rings sharing two adjacent carbon atoms.
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Products Description of Thianaphthene CAS#95-15-8Benzothiophene, molecular formula C8H6S. Molecular weight 134.19. White leaf-shaped crystals. Has the smell of naphthalene. Can volatilize with water vapor. Melting point 32℃, boiling point 221℃, 103~105℃ (2660Pa). Relative density 1.148432, refractive index 1.637437, UVλmax 227, 257, 288nm in ethanol.
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Products Description of TITANIUM DIOXIDE CAS#1317-70-0The lattice structure of anatase is also tetragonal, but the lower packing fraction of the crystal lattice explains why anatase crystal exhibits both a lower hardness and refractive indices than rutile.Nevertheless, because the crystal lattice energies of the two phases are quite similar, anatase remains metastable over long periods of time despite being less thermodynamically stable. However, above 700°C, the irreversible and rapid monotropic conversion of anatase to rutile occurs.
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Products Description of 2-Aminobenzotrifluoride CAS#88-17-5O-aminotrifluorotoluene is a colorless or light yellow transparent liquid with a relative density of 1.282, a melting point of 34-35°C, and a boiling point of 174-175°C. It is slightly soluble in water and easily soluble in organic solvents such as alcohol and ether. It is the most popular chemical product in recent years.
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Products Description of Color Developing Agent CD-3 CAS#24567-76-8White powder crystalColor Developing Agent CD-3 Chemical PropertiesWater Solubility Soluble in waterform powder to crystalcolor White to Light yellow to Light orangeInChIInChI=1S/2C12H21N3O2S.3H2O4S/c2*1-4-15(8-7-14-18(3,16)17)11-5-6-12(13)10(2)9-11;3*1-5(2,3)4/h2*5-6,9,14H,4,7-8,13H2,1-3H3;3*(H2,1,2,3,4)InChIKeyNPDFXFLCEDDWEG-UHFFFAOYSA-NSMILESC1(=CC=C(N)C(C)=C1)N(CC)CCNS(=O)(=O)C.C1(=CC=C(N)C(C)=C1)N(CC)CCNS(=O)(=O)C.S(=O)(=O)(O)O.S(=O)(=O)(O)O.S(=O)(=O)(O)OSafety InformationHazard Codes Xn;N,N,XnRisk
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Products Description of Arabic gum CAS#9000-01-5Gum Arabic is also known as gum Arabic, acacia gum, Akexi gum, Senegal gum, and peach gum. It comes from the exudate collected from the trunk of the Acacia tree. It has been used for 4,000 years. Because it is safe and non-toxic, the dosage is not regulated. It is in the form of yellow to light yellowish brown translucent blocks, or white to light yellow granules and powder. The lighter the color, the better the quality. The fresh one has a smooth surface and a transparent interior. It is odorless and tasteless.
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Products Description of 2,3-Dibromothiophene CAS#3140-93-02,3-Dibromothiophene is an important pharmaceutical intermediate.2,3-Dibromothiophene chloride Chemical PropertiesMelting point -17.5°CBoiling point 218-219 °C (lit.)density 2.137 g/mL at 25 °C (lit.)refractive index n20/D 1.632(lit.)Fp 125 °Fstorage temp. Keep in dark place,Inert atmosphere,2-8°Cform liquidSpecific Gravity2.137color White to Yellow to GreenSensitive Light SensitiveBRN 107512InChIKeyATRJNSFQBYKFSM-UHFFFAOYSA-NCAS DataBase Reference3140-93-0(CAS DataBase Re
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Products Description of 1,3-Propanediol CAS#504-63-21,3-Propanediol (PDO) is mainly used to produce a new type of polyester, polytrimethylene terephthalate (PTT).
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Products Description of 2,5-Dimethyl-2,4-Hexadiene CAS#764-13-62,5-Dimethyl-2,4-hexadiene is a chemical,Insoluble in water, soluble in alcohol and ether.2,5-Dimethyl-2,4-hexadiene Chemical PropertiesMelting point 12 °CBoiling point 132134°Cdensity 0.773 g/mL at 25 °C(lit.)vapor density 3.8 (vs air)vapor pressure 26.9 mm Hg ( 37.7 °C)refractive index n20/D 1.476(lit.)Fp 85 °Fstorage temp. Flammables areasolubility Chloroform, Ethyl Acetateform Oilcolor Clear ColourlessBRN 1733342LogP3.500CAS DataBase Refer
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Products Description of Isosorbide dimethyl ether CAS#5306-85-4 Isosorbide dimethyl ether is a colorless oily liquid. It is very stable under neutral conditions, hygroscopic, and miscible with many organic solvents. It is often used as a solvent. DMI can promote the penetration of active ingredients into the epidermis of the skin and give full play to the effectiveness of active ingredients.
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Vitamin B2 is an essential nutrient for the human body, and it is an essential substance to form the surface of human tissues and organs.Vitamin B2 cannot be stored in the human body, but the human body needs it every day, so it must be supplemented from food every day.A slight deficiency of vitamin B2 will not feel anything in the body, but when it reaches a certain level, obvious symptoms will appearWhat type of nutrient is Vitamin B2?Vitamin B2 is a member of the vitamin B group. It is a water-soluble vitamin. After being absorbed by the human body, there is not much retention in the body.
Vitamin K is an essential fat-soluble nutrient, and also our body needs it to accomplish healthy and balanced blood coagulation and also other functions. It has 2 forms:Vitamin K1, (phylloquinone) is discovered in green leafy vegetables, veggies and some veggie oils.Vitamin K2, (menaquinone) exists in dairy products, fermented foods and pet products.You can likewise obtain vitamin K supplements, but scientific trials reveal that the vitamin K we extract from food is a lot more effective for our body.
Introduction of Capsaicin PepperThe spicy ingredients contained in pepper fruit are capsaicin pepperoids, including: capsaicin pepper, dihydrocapsaicin pepper, nordihydrocapsaicin pepper, homocapsaicin pepper, homodihydrocapsaicin pepper I, homodihydrocapsaicin pepper II, Nonoyl vanillylamide, Decoyl vanillylamide, Capryl vanillylamide. Capsanthin includes Cryptoxanthin, Capsanthin, Capsorubin, Carotene; also contains vitamin C, citric acid, tartaric acid, malic acid, protein, minerals, etc. .
Niacinamide, also called nicotinamide, is an amide substance of niacin. White crystalline powder; odorless or nearly odorless, bitter in taste; slightly hygroscopic. Soluble in water or ethanol, soluble in glycerol.Because nicotinamide is a B vitamin derivative, as well as nicotinamide is additionally a component of coenzymes, it is an essential part of the body as a coenzyme of several dehydrogenases.
Erythromycin, chloramphenicol, and clindamycin are all called “mycins”. What are the differences in their effects?There are many drugs with the word “mycin”, such as erythromycin, chloramphenicol, clindamycin, gentamicin, etc. are very common. So, how should these “mycins” be distinguished?
Title: Global Dimethyl Disulfide (DMDS) Market: Production, Supply Dynamics, and Industry TrendsIntroduction:The global market for Dimethyl Disulfide (DMDS), chemically known as C2H6S2 with the CAS number 624-92-0, is witnessing a surge in demand across various sectors, driving its production and supply chain to new heights.
2-ACP Introduction2-ACP, is a chemical compound with the molecular formula C6H6ClN2. It is an important intermediate in the synthesis of various pharmaceuticals and agrochemicals. In this article, we will discuss the properties, applications, and synthesis of 2-ACP.2-ACP Properties1. Physical Properties: 2-ACP is a white to off-white crystalline powder with a melting point of 110-114℃. It is soluble in organic solvents such as ethanol, methanol, and acetone, but insoluble in water.2. Chemical Properties: 2-ACP is a heterocyclic compound containing a pyridine ring and an amino group.
2-(Methylamino)pyridine IntroductionIt, also known as MAP, is a chemical compound with the molecular formula C6H8N2. It is commonly used in the pharmaceutical and chemical industries as a building block for various drugs and chemicals. In this article, we will explore the properties, applications, and synthesis of 2-(Methylamino)pyridine.2-(Methylamino)pyridine Properties1. Physical properties: it is a colorless to pale yellow liquid with a pungent odor. It has a boiling point of 208-209°C and a melting point of -35°C.2.
Introduction2-ethyl-3-hydroxy-6-methylpyridine, also known as 2-ethyl-6-methyl-3-pyridinol, is a chemical compound with the molecular formula C8H11NO. Its CAS number is 2364-75-2. This compound is widely used in the chemical industry as a building block for the synthesis of various chemicals. In this article, we will discuss the properties, uses, and synthesis of 2-ethyl-3-hydroxy-6-methylpyridine.Properties2-ethyl-3-hydroxy-6-methylpyridine is a white to off-white crystalline powder with a melting point of 88-92°C. It is soluble in water, ethanol, and other organic solvents.
Citric Acid Anhydrous CAS#77-92-9: Industry News and ApplicationsCitric Acid Anhydrous, with the chemical abstract service number 77-92-9, is a multifunctional organic acid that has gained significant attention in various industries. Here's a curated overview of the latest news and developments surrounding Citric Acid Anhydrous:Industry Applications: Citric Acid Anhydrous is recognized for its diverse applications across industries.
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