Rhein CAS 478-43-3 Purity >98.0% (HPLC)
Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of Rhein (Cassic Acid; Rhubarb Yellow; Rheic Acid; Monorhein) (CAS: 478-43-3) with high quality. Ruifu Chemical can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase Rhein, Please contact: alvin@ruifuchem.com
Chemical Name | Rhein |
Synonyms | Rhubarb Extract; Cassic Acid; Rhubarb Yellow; Rheic Acid; Monorhein; 4,5-Dihydroxyanthraquinone-2-Carboxylic Acid; 1,8-Dihydroxy-3-Carboxy Anthraquinone; 4,5-Dihydroxy-9,10-Dioxoanthracene-2-Carboxylic Acid; 4,5-Dihydroxy-9,10-Dioxo-9,10-Dihydroanthracene-2-Carboxylate; 9,10-Dihydro-4,5-Dihydroxy-9,10-Dioxo-2-Anthracenecarboxylic Acid; 4,5-Dihydroxy-2-anthraquinonecarboxylic Acid; Chrysazin-3-Carboxylic Acid; Diacerein Impurity C |
Stock Status | In Stock, Commercial Production |
CAS Number | 478-43-3 |
Molecular Formula | C15H8O6 |
Molecular Weight | 284.22 g/mol |
Melting Point | ≥300℃(lit.) |
λmax | 432nm(MeOH)(lit.) |
Sensitive | Hygroscopic. Heat Sensitive |
Water Solubility | Insoluble in Water |
COA & MSDS | Available |
Origin | Shanghai, China |
Brand | Ruifu Chemical |
Product Name: | Rhein | ||
CAS No: |
478-43-3 |
Used Part: |
Leaf |
Plant Latin Name: | Aloe Vera | Chemical name: |
1,8-Dihydroxy-3-Carboxyanthraquinone |
Batch Number: |
RF-20131101 |
Manu. Date: |
Nov. 01, 2013 |
Batch Size |
100KG |
Expiration Date: |
Oct. 30, 2015 |
Net Weight: |
10KG |
Report Date |
Nov 01, 2013 |
Item | Specification | Result | Method |
Maker Compounds | ≥98.00% | 98.76% | HPLC |
Organoleptic | |||
Appearance | Fine Powder | Conforms | Visual |
Color | Orange or Yellow-Brown Needles | Conforms | Visual |
Odor | Characteristic | Conforms | Organoleptic |
Taste | Characteristic | Conforms | Organoleptic |
Drying Method | Vacuum drying | Conforms | |
Excipient | None | Conforms | |
Physical Characteristics | |||
Particle Size | ≥100% Through 80 Mesh | Conforms | GB5507-85 |
Loss on Drying | ≦2.00% | 0.50% | GB/T12531-1990 |
Ash content | ≦0.50% | 0.03% | AOAC942.05,17th |
Bulk Density | |||
Pesticide Residue | |||
666 | <0.20ppm | Conforms | GB/T5009.19-1996 |
DDT | <0.20ppm | Conforms | GB/T5009.19-1996 |
Heavy Metals | |||
Total Heavy Metals | ≤20ppm | Conforms | CP2000 IXE |
Arsenic (As) | ≤2.0ppm | Conforms | GB/T5009.11-1996 |
Lead (Pb) | ≤2.0ppm | Conforms | GB/T5009.12-1996 |
Microbiological Tests | |||
Total Plate Count | ≤1000cfu/g | 435cfu/g | AOAC990.12,16 th |
Total Yeast & Mold | ≤100cfu/g | 60cfu/g | FDA(BAM)Chapter18.8th Ed |
E.Coli | Negative | Negative | AOAC975.55,16 th |
Salmonella | Negative | Negative | FDA(BAM)Chapter5.8 th Ed |
Staphylococcus | Negative | Negative | AOAC |
Conclusion: | The product has been tested and complies with the given specifications |
Package: Fluorinated Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed and store in a cool, dry (2~8℃) and well-ventilated warehouse away from incompatible substances. Stay away from strong light and heat, moisture. Incompatible with oxidizing agents. Heat sensitive.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery.
How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.
Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.
Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.
Quality Assurance? Strict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Samples? Most products provide free samples for quality evaluation, shipping cost should be paid by customers.
Factory Audit? Factory audit welcome. Please make an appointment in advance.
MOQ? No MOQ. Small order is acceptable.
Delivery Time? If within stock, three days delivery guaranteed.
Transportation? By Express (FedEx, DHL), by Air, by Sea.
Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.
Custom Synthesis? Can provide custom synthesis services to best fit your research needs.
Payment Terms? Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc.
Hazard Symbols Xi - Irritant
Risk Codes
36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37/39 - Wear suitable gloves and eye/face protection
WGK Germany 2
RTECS CA9516000
HS Code 2918990090
Rhein (Cassic Acid; Rhubarb Yellow; Rheic Acid; Monorhein) (CAS: 478-43-3) comes from rhubarb, aloe vera, polygonum multiflorum. Rhein has antitumor activity, antibacterial activity, immunosuppressive effect, diuretic effect, laxative effect, anti-inflammatory effect, treatment of diabetes and kidney disease. Health products are mainly used to lower fat and weight loss, laxative and detoxification, clean internal environment, prevent stomach cancer and delay aging.
1. Rhein is shown to improve digestion and increase the appetite.
2. Rhein also helps heal ulcers, alleviate disorders of the spleen and colon, relieve constipation and help heal hemorrhoids and bleeding in the upper digestive tract.
3. Anti tumor activity and antibacterial activity also have immuno-suppression, cathartic and anti-inflammatory affection.
4. As the raw materials of drugs for cooling blood, detoxification and relaxing the bowels, Rhein is mainly used in pharmaceutical field; It has the functions of enhancing immunity, regulating gastrointestinal, anti-inflammatory, etc. It is a high-grade industry that can be used in health care products and medicines raw material.
5. As products for improving blood circulation and treating amenorrhea, Rheinis mainly used in health product industry.