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Rhein

BGC Id:430308984636
CAS No:478-43-3
Synonyms:cassic acid ; rhein,90% ; monorhein ; rhein ; rhein-13c4 ; rhein, tech. ; rhein90%,95% ; rheinic acid ; nsc 38629 ; rheicacid
Molecular Formula:C15H8O6
Molecular Weight:284.22
EINECS:207-521-4
Structural Formula

Verified providers in 2025

The following 18 notable providers have been checked and can be recommended.
Chemical-Suppliers
Tianjin YR Chemspec Technology
Product Name Aloe Vera Extract Part Used Leaf
Item Specification Appearance Light Yellow Green to Yellow Brown Powder Flavor&Odor Characteristic Particle Size 100% Pass 80 Mesh
Physical Property Loss on Drying ≤ 5.0% Bulk density 40-60g/100ml Sulphated Ash ≤ 5.0% GMO Free General Status Non-irradiated
Chemical Prop
Chemical-Suppliers
Zehao Industry
Assay:99.0%min

Chemical-Suppliers
BOC Sciences
Description : Rhein is an anthraquinone compound enriched in the fresh rhizome of Rheum coreanum Nakai, showing anti-inflammation and antitumor activities. Rhein is the best raw material for formulating health products. It can reduce fat and lose weight, lax detoxification, clean the internal environment, prevent gastric cancer, and delay aging.
  • Molecular Weight : 284.22
  • Molecular Formula : C15H8O6
Purity : > 98 %
Chemical-Suppliers
Leap Chem
Molecular Formula: C15H8O6 Molecular Weight: 284.22 Hazard Symbols: Xi WGKGermany: 2 HS Code: 29189900

The last intensive check and update was carried out on 2025/11/10.

Identify

Synonyms:
cassic acid ; rhein,90% ; monorhein ; rhein ; rhein-13c4 ; rhein, tech. ; rhein90%,95% ; rheinic acid ; nsc 38629 ; rheicacid
CAS:
478-43-3
EINECS:
207-521-4
Molecular Formula:
C15H8O6
MDL:
MFCD00009618
SMILES:
C1=CC=C(C=C1)C2=NN=C(O2)C(=O)Cl

Properties

Molecular Weight:
284.22 g·mol−1
Density:
~1.7 g/cm3 (Predicted)
Melting point:
≥300 °C(lit.)
Boiling point:
~597.8° C at 760 mmHg (Predicted)
Solubility:
Soluble in 0.1M NaOH (10 mg/ml, Dark Red,Clear to Slightly Hazy ), DMSO (<1 mg/ml at 25° C), water (<1 mg/ml at 25° C), and ethanol (<1 mg/ml at 25° C).
download Download Molfile

Suppliers

Tianjin YR Chemspec Technology Co.,Ltd.

Company type: Producer
Y & R, registrated in Tianjin Free Trade Zone(FTZ),the company is re-organized from Kingchem International Ltd which firstly set up in 2012.We are engaged in the production and distribution a broad range portfolio of specialty,raw materials, additives,intermediates and solvents for the global cosmetic/personal care, pharmaceutical,food,H&I and other Hi-Tech industries. Additionally Palmitoyl tripeptide-1 is supplied by us. We are always dedicated in state-of-the-art manufacturing,distributing,sourcing high quality product ...
Country: P.R.China   Phone: +86-22-27607566   Telefax: +86-22-27607566

Simagchem Corporation

Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 2680 277
Telefax: +86 592 2680 237
Your partner in China for chemicals business. Axitinib is also served by Simagchem Corporation. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH, Formitex, Evonik, Merck, TCI, Sanofi, Chemo with creditable reputation and business cooperation.

Shandong Ench Chemical Co.,Ltd

Shandong Ench Chemical Co.Ltd is a professional manufacturers and supplier in the world ,the main product include chemical pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. It is a privet-owned enterprise and located in Zhangqiu industrial park, We believe that quality is the life of our company. 1,5-Hexadien-3-ol is also served by Shandong Ench Chemical Co.,Ltd. We manufacture our products in strict accordance with ISO9001: 2000 quality management system during the whole entire ...
Company type: Producer
Country: P.R.China
Phone: +86-13869131854
Telefax: +86 531-8637666

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. We are supplier of 3-Bromo-2-oxopentanoic acid ethyl ester. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.
Country: P.R.China   Phone: +86 13583185792   Telefax: +86 531 88905468

Shandong Minglang Chemical Co., Ltd

Company type: Producer
Country: P.R.China
Phone: +86-13220566916
Telefax: +86 531 58990167
Minglang Chemical is owned by Minglang Group,is a large manufacturer of fine chemicals and cosmetic materials that integrates R&D,production and sales together.It is located in the east of the Nanwang Economic Development District in Linzi,and the west of it is Qilu Petroleum Chemical Group,the east of it is Zijiang Road and the transportation is convenient.The enterprise covers an area of 9,000 square meters and the building area can be 3,200 square meters. Additionally 2,5-Dimethoxy-beta-nitrostyrene is supplied by us. In recent years,t ...

Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Hangzhou Meite Industry Co., Ltd. is an international high-tech enterprise founded in 1998, specialized in R&D and manufacture on intermediates, medicines, agrochemical, dyestuff, flavor, fragrance, cosmetic, natural extracts series products. Sodium 2,2,3,3-tetrafluoropropionate is also served by Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd). We have an efficient R&D centre, get a strong technical support from Zhejiang University of Technology and Institute of Chemistry, Wuhan Branch, Chinese Academy of Sciences. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...
Company type: Producer
Country: P.R.China
Phone: +86 571 88026825
Telefax: +86 571 88282557

Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. We provide 1,10-Decanediol as well. Our capabilities are comprised of our manufacturi ...
Country: P.R.China   Phone: +86-531-88909322   Telefax: +86-531-88909322

Lori Industry Co., Ltd

Company type: Bulk chemical producer
Country: P.R.China
Phone: +86-13011713125
Telefax: +86-13011713125
Lori industry Co., Ltd was established in 2002 years. Additionally (+/-)-Cloprostenol sodium salt is supplied by us. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...

Finetech Industry Limited

Finetech Industry Limited is a company in England,which specializing in developing, manufacturing and marketing fine organic compounds and intermediates for the pharmaceutical industry. Most of our products were exported to the North America, Europe and Oceania. We are supplier of Chrysoeriol 7-O-glucoside. Our factory is in China,we supply Fluorochemicals, Pyrimidines, Pyridines, Amines, Nitriles, Carboxylic Acids or Ester, Phenols or Alcohols, Aldehydes, Piperidines, Piperazines, Pyrazines, Boric Acids, Amino Acids, ...
Company type: Producer
Country: P.R.China
Phone: +86-27-8746 5837
Telefax: +86-27-8777 2287

BOC Sciences

Company type: Supplier
BOC Sciences provides a wide range of customer services, bulk and specialty compounds to the pharmaceutical, agrochemical and biotechnology industries. We intend to offer you the products and services of the highest quality at the most reasonable, cost efficient prices. Most of our compounds can be supplied ranging from mg to kg and arrive with analytic report. BOC Sciences is a seller of MSDC-0160. We hope to add immense value to your research projects!
Country: USA   Phone: +1-631-485-4226   Telefax: +1-631-614-7828

Xingrui Industry Co., Limited

Company type: Leading producer
Country: P.R.China
Phone: +86-531-88980365
Telefax: +86-531-88980365
Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. The products involved fine chemicals, pharmaceutical intermediates, dye intermediates, cosmetic raw materials and so on. The company is ranked among the outstanding producers in the fine chemical industry. Additionally Methyl 2-bromo-2-methyl propionate is supplied by us. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...

Xiamen Equation Chemical Co.,Ltd

Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are supplier of 4-Carboxybutyl triphenylphosphonium bromide. We are committed to provide experienced high quality product and JIT performance to benefit our customers.
Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 6515854
Telefax: +86 592 6515854

AK Scientific, Inc.

Company type: Supplier
AK Scientific provides fine chemicals and advanced intermediates to our customers worldwide. Currently, we have over 16.000 in stock, ready to ship products, at our California warehouse and this number is increasing weekly. AK Scientific, Inc. is a seller of H-Trp(Boc)-OH. All these products are stocked in multiple, convenient, sizes to fit your specific needs. Purchases are shipped on the same day your order is placed (before 4PM, Pacific Time) to ensure on-time delivery. AK Scientific products can be searched by Name (or ...
Country: USA   Phone: +1 (510) 429-8835   Telefax: +1 (510) 429-8836

Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658
LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

Skyrun Industrial Co., Ltd.

Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. We have extensive knowledge of domestic and international pharmaceutical markets. Skyrun Industrial Co., Ltd. is a seller of Periodic acid trisodium salt. Our working range can be start from small amount in research stage to big bulk for industrial produc ...
Company type: Leading producer
Country: P.R.China
Phone: +86-576-84015261
Telefax: +86-576-84015261

BIOZOL Diagnostica Vertrieb GmbH

Company type: Supplier of chemical products
Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. BIOZOL Diagnostica Vertrieb GmbH also offers 1-Amino-4-bromo-1H-pyrrole-2-carbonitrile hydrochloride. We are supplying and producing lab quantities from tiny qua ...
Country: Germany   Phone: +49-871-966346-0   Telefax: +49-871-966346-13

Haihang Industry Co., Ltd.

Country: P.R.China
Phone: +86 13386404752
Telefax: +86-531-85821093
Haihang Industry Co., Ltd.,is a leading producer and supplier of chemicals industry in china. Ethyl 2,3,6,7-tetrahydro-11-oxo-1H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylate is also served by Haihang Industry Co., Ltd.. By integrating people, technology and potential, we endeavor to make contribution to the betterment of human society. We develop, produce and distribute high quality pharmaceutical chemicals, special chemicals and other fine chemicals.

BuGuCh & Partners

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...
Company type: Producer
Country: Germany

Safety Information

Hazard Classes:
Risk Codes:
36/37/38 (R)
Safety Codes:
26-37/39 (S)
WGK Germany:
2
RTECS:
CA9516000
Storage temperature:
2-8°C

What other providers are available for CAS 478-43-3?

In addition to the providers presented here for Rhein with the CAS number 478-43-3, there are other 10 providers with slightly different product names available for this CAS number.

+1 additional providers that we know from the past
+1 additional providers that we know from the past
+1 additional providers that we know from the past
+2 additional providers that we know from the past
+2 additional providers that we know from the past
BLD Pharmatech Ltd | Anhui Senrise Technology Co., Ltd. +1 additional providers that we know from the past




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