
Vitamin B2 Riboflavin CAS 83-88-5
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- Appearance: Yellow powder
- Assay: 99. 0%min
- Stock: In stock
- Sample: Available
- Zhishang Chemical: Vitamin B2 Riboflavin Suppiler



Vitamin B2 Riboflavin: The Complete Guide
- Item 1: Basic Info of Vitamin B2 Riboflavin
- Item 2: What is Vitamin B2 Riboflavin?
- Item 3: Vitamin B2 Riboflavin Uses
- Item 4: The Manager has Something to Say
- Item 5: Application of Vitamin B2 Riboflavin
- Item 6: Preparation of Vitamin B2 Riboflavin
- Item 7: Quality Control of Vitamin B2 Riboflavin
- Item 8: Hot Sale Products
- Item 9: Get Vitamin B2 Riboflavin Quotation
Vitamin B2 Riboflavin for Sale
Basic Info of Vitamin B2 Riboflavin
Chemical Name: | Vitamin B2 Riboflavin |
Other Name: | Riboflavin; Vitamin B2; B2 vitamin; Vit b2; Riboflavin b2; Riboflavin supplement |
CAS: | 83-88-5 |
EINECS: | 201-507-1 |
Type: | Food additives; Pharmaceutical raw materials; Organic raw materials; Flavors and Fragrances; Plant Extracts; Feed additives |
Molecular Formula: | C17H20N4O6 |
Molecular Weight: | 376.36 |
Melting point | 290 °C (dec.)(lit.) |
alpha | -135 º (c=5, 0.05 M NaOH) |
Boiling point | 504.93°C (rough estimate) |
density | 1.2112 (rough estimate) |
refractive index | -135 ° (C=0.5, JP Method) |
Fp | 9℃ |
storage temp. | 2-8°C |
solubility | Very slightly soluble in water, practically insoluble in ethanol (96 per cent). Solutions deteriorate on exposure to light, especially in the presence of alkali. It shows polymorphism (5.9). |
pka | 1.7(at 25℃) |
form | Powder |
color | Yellow to orange |
Odor | Slight odour |
PH | 5.5-7.2 (0.07g/l, H2O, 20°C) |
PH Range | 6 |
Water Solubility | 0.07 g/L (20 ºC) |
Sensitive | Light Sensitive |
Stability: | Stable, but light-sensitive. Incompatible with strong oxidizing agents, reducing agents, bases, calcium, metallic salts. May be moisture sensitive. |
Brand Name: | Zhishang Chemical |
Provide: | Vitamin B2 Riboflavin MSDS; Vitamin B2 Riboflavin COA |
What is Vitamin B2 Riboflavin?
In 1920s, a water-soluble component B was located to consist of a yellow fluorescent development factor, which was called riboflavin in Britain and vitamin G in the United States. In the early 1930s, a number of groups discovered the coenzyme type of riboflavin 50 phosphate (flavin mononucleotide) and also more binding with adenylate (flavin adenine dinucleotide).
Vitamin B2 (riboflavin). Some very early names for this substance include vitamin G, lactoflavin, hepatoflavin, ovoflavin, and verdoflavin. The chemical name is 6,7-dimethyl-9-d-l’ribityl isoloxazine. Riboflavin is a substance pigment with environment-friendly fluorescence.
The human body cannot synthesize vitamin B2 by itself, so it needs to take it from food. Milk, cheese, lean meat, eggs, green leafy vegetables, coarse cereals, animal livers and other foods contain rich vitamin B2. An appropriate increase in the intake of these foods every day can meet the human body’s demand for vitamin B2, and no additional supplement is needed. More importantly, vitamin B2 is a kind of medicine, which has side effects, Long term use of vitamin B2 may lead to photophobia, blurred vision, vision loss, keratitis and other eye side effects. Therefore, long-term use of vitamin B2 by healthy people is not recommended. Some patients with digestive tract ulcers, inflammatory bowel disease and other digestive diseases have food absorption barriers, and special populations such as children, the elderly, pregnant and lactating women have increased demand for vitamin B2, These people have an increased risk of vitamin B2 deficiency and can be supplemented with vitamin B2 under the guidance of doctors.
Vitamin B2 Riboflavin Uses
Lack of vitamin B2 in ladies can be shown up as vaginal dryness, genital mucosal congestion, ulceration, susceptibility to labiaitis, vaginitis, scaly skin, harsh skin, leading to loss of libido, frigidity and also discomfort throughout sexual intercourse.
When vitamin b2 goes into the human body, it can chemically react with various points such as carbs as well as basal metabolism, and after that greatly boost the body’s utilization of protein, consequently helping to advertise the growth and advancement of our body, and at the same time can Assists keep the honesty of our skin and also cell membranes.
Pharmacological studies have validated that vitamin B2 can improve the blood supply of the heart because of its participation in the body’s basal metabolism
Additionally, vitamin B2 can also hinder platelet gathering, enhance myocardial ischemia and also lower heart attack, improve myocardial function, and also has fantastic potential customers in shielding the heart.
As we expand, our cells are continuously expanding as well as metabolizing.
Vitamin b2 can be well incorporated into this process and also help cells metabolize.
By doing this, our body health and wellness can come to be more powerful, for instance, it can make our liver feature much better, as well as it can effectively control the secretion of our adrenaline.
The mix of vitamin B2 and also vitamin E and also iron can improve the cold resistance of the body.
This is due to the fact that they can take part in and also boost human basal metabolism or participate in human hematopoietic procedure, as well as their mixed result is to promote the body to create more warmth to achieve the purpose of protecting against cold.
It can make our skin state extra younger, make our body age a little slower, as well as at the same time make our skin keep even more vitality and also flexibility.
For women friends who desire charm and also charm, consuming more wellness products or foods including vitamin b2, the effect is fairly good.
Pharmacological studies have actually shown that vitamin B2 has a diuretic and swelling result, which is beneficial to get rid of signs and symptoms such as inadequate peeing.
Patients with benign prostatic hyperplasia can take 50 mg of vitamin B2 per day, and also signs and symptoms can be boosted after half a year.
Since vitamin B2 can advertise advancement and cell regeneration, it can advertise fetal advancement.
While pregnant as well as lactation, women taking birth control pills require more vitamin B2.
The Manager has Something to Say

This is William, CEO of Zhishang Chemical Co., Ltd.
Welcome to visit our factory . As the top chemical manufacturer, we have been striving for product quality, innovation , R&D, and customer service for the past 7 years. In the next 10 years or even longer, we are committed to becoming the most reliable chemical supplier in the world , creating a well-known international brand trusted by customers, with the spirit of “one meter wide, ten thousand meters deep”, we continue to focus on product research and development, continue to focus on customer service, continue to improve the supply chain service system, to create a professional chemical supply service team, to achieve win-win long-term cooperation. Please feel free to contact us if you have any questions.
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If you want to buy vitamin b2 riboflavin, pls contact us to get a free quote.
Application of Vitamin B2 Riboflavin
For middle-aged and elderly people, it is advisable to take a few capsules of vitamin B2 in life, because vitamin B2 can delay the aging of our body to a certain extent, and even help us prolong our life to a certain extent, so you It can be seen that women who like to maintain health often add some vitamin B2 to their recipes, and some people also use vitamin B2 for external use, such as applying it on the face to remove wrinkles or stains, although the price is relatively cheap. , but it is no less effective than those expensive cosmetics, because vitamin B2 can promote our body to excrete some metabolic wastes.
At the same time, women are often worried about the loss of collagen on their faces. Vitamin B2 can just keep the collagen. These collagens can stay on our face for a longer time. Therefore, people who want to delay aging in life can usually eat some vitamin B2 properly, which can not only make the skin whiter, but also have a certain relief effect for some aging symptoms in the body, such as wrinkles.
Due to the busy work and study in life, it often leads to overuse of our eyes. In fact, the eyes are often fatigued when facing the computer for a long time. At this time, it is best to do some eye exercises or look far. In addition to taking vitamin B2 in life, it can help us relieve eye fatigue.
If there is a lack of vitamin B2 in the body, you may feel that your eyes will be dry, astringent, and tearful. This actually reminds us that we need to supplement our body with vitamin B2. However, it should be noted that After all, the eyes are the most important organs in our body. Maybe sometimes there are some symptoms that are often the manifestations of diseases, so we can’t make a rash decision and it is best to carry out relevant inspections in a timely manner. The use of the eye, through some. Methods to relieve eye fatigue, at the same time, you can also properly supplement some vitamins in life to protect the eyes.
After the weather gets cold, we often eat some hot pot or spicy food, and the spicy and irritating food will gradually increase, but after eating these foods, some people will often have oral ulcers. Although oral ulcers It is not a particularly serious disease, but Wang will affect our daily work, study, diet, etc., making people feel unbearable. At this time, even some drug treatments often take about a week to heal.
In fact, we have better preventive and therapeutic effects for oral ulcers. For example, taking some vitamins in life can play a role in preventing oral ulcers, especially when we have some irritating foods or do not want to eat in the mouth. After the injury, in order to avoid ulcers, you can eat some vitamin B2 properly at this time, it should be noted that. Since vitamin B2 can help our skin or tissues in the body heal as soon as possible, if we say that vitamin B2 is usually lacking in our body, it will also cause us to have skin ulcers and other conditions, but it should be noted that some oral ulcers may also be other diseases. Therefore, if you take vitamin B2, if there is no way to relieve the effect, it is best to carry out a detailed inspection to see if there is a problem with other aspects of the body.
Preparation of Vitamin B2 Riboflavin
Vitamin B2 naturally exists in animal liver, kidney, meat and milk and other foods. Industrial production methods include fermentation and chemical synthesis.
- Fermentation
Using glucose, corn steep liquor, inorganic salts, etc. as the medium, the special active bacteria Eremothecium ashbyii was used for deep fermentation at 28°C for 9 days, and the fermentation broth contained about 6-8g/L of riboflavin products. The extraction yield is 60% to 70%. - Synthetic method
A better synthesis method is to condense 3,4-dimethylaniline and D-ribose at Ph=4 and 28~30°C, and then reduce the ribosamine by nickel-catalyzed hydrogenation, and then combine it with aniline diazonium salt. Coupling at 16 ~ 26 ℃, and then reducing with low sodium sulfite (hydrosulfite), and finally in acetic acid and barbituric acid (alloxan) ring to synthesize vitamin B2.
Reference
- Riboflavin – WikiPedia
- Riboflavin – PubChem
Quality Control of Vitamin B2 Riboflavin

