Vitamin B2 (CAS No. 83-88-5) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Food Additives；Nutrition Enhancers；Fine Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Food Additives；Nutrition Enhancers；Fine Chemicals
COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.
The CAS number of Vitamin B2 is 83-88-5.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Food Additives；Nutrition Enhancers；Fine Chemicals.
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核黄素 的 CAS 号为 83-88-5，分子式 C17H20N4O6，分子量 376.14 g/mol。 UNII TLM2976OFR; ChEBI 17015; InChIKey AUNGANRZJHBGPY-SCRDCRAPSA-N. Melting Point: 280; Melting Point: 280 °C (decomposes); Melting Point: 290 °C.
| CAS 号 | 83-88-5 |
|---|---|
| PubChem CID | 493570 |
| 分子式 | C17H20N4O6 |
| 分子量 | 376.14 g/mol |
| IUPAC 名称 | 7,8-dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]benzo[g]pteridine-2,4-dione |
| InChIKey | AUNGANRZJHBGPY-SCRDCRAPSA-N |
| UNII（FDA） | TLM2976OFR |
| ChEBI 编号 | CHEBI:17015 |
| ATC 编码（WHO） | A11HA04 |
| Molecular Weight | 376.4 |
|---|---|
| XLogP3 | -1.5 |
| Hydrogen Bond Donor Count | 5 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 5 |
| Exact Mass | 376.13828437 |
| Monoisotopic Mass | 376.13828437 |
| Topological Polar Surface Area | 155 |
| Heavy Atom Count | 27 |
| Formal Charge | 0 |
| Melting Point | 280 |
|---|---|
| Melting Point | 280 °C (decomposes) |
| Melting Point | 290 °C |
| Solubility | 84.7 |
| Solubility | 0.0847 mg/mL |
| LogP | -1.46 |
| LogP | log Kow = -1.46 |
| LogP | -0.55 |
| Decomposition | 280 °C |
| Dissociation Constants | 10.2 |
| 法规与食品接触 | FDA Regulatory Status of Color Additives: Foods FDA Substance added to food: COLOR OR COLORING ADJUNCT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, NUTRIEN COLOUR: Food Additives COLOR OR COLORING ADJUNCT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, NUTRIENT SUPPLEMENT JECFA 为核黄素、核黄素-5'-磷酸、来自 B 的核黄素建立了一组 ADI（未指定） TRS 1037-JECFA 92/28 |
|---|---|
| GHS 通报统计 | 98.4% (122 / 124) |
| GHS 通报统计 | 98.4% (122 / 124) |
|---|
riboflavin; vitamin B2; 83-88-5; Riboflavine; Lactoflavin; Vitamin G; Lactoflavine; Flavaxin; Beflavine; Beflavin; Riboderm; Ribipca; Ribovel; Lactobene; Ribocrisina; Riboflavina
CAS 号 83-88-5；分子式 C17H20N4O6；分子量 376.14 g/mol。
riboflavin, vitamin B2, 83-88-5, Riboflavine, Lactoflavin, Vitamin G.
已记录的法规：FDA 色素添加剂监管状况：食品； FDA 添加到食品中的物质：颜色或着色添加剂、风味增强剂、调味剂或添加剂、营养剂；颜色：食品添加剂。
98.4% 的 GHS 通报认为不构成危害分类（122 / 124）。
Melting Point: 280; Melting Point: 280 °C (decomposes); Melting Point: 290 °C; Solubility: 84.7.
本页事实取自 PubChem（美国国家医学图书馆）与 Wikidata。批号相关的数据——含量、水分、粒度、包装、保质期——随批次 COA 出具，不在本页公布。
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.