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3-Chlorophthalic anhydride

BGC Id:110143222831
CAS No:117-21-5
Synonyms:3-chlorophthalic anhydride ; 3-chlorophthalic anhydride 98% ; 4-chloro-isobenzofuran-1,3-dione ; 3-chlorophthalic anhydride, 95+% ; 3-chlorophthalic acid anhydride ; 4-chloro-1,3-isobenzofurandione ; 4-chloro-2-benzofuran-1,3-dione, 4-chloroisobenzofuran-1,3-dione ; 3-chloro-1,2-benzenedicarboxylic anhydride ; 4-chloro-1,3-dihydro-2-benzofuran-1,3-dione ; 1,3-isobenzofurandione, 4-chloro-
Molecular Formula:C8H3ClO3
Molecular Weight:182.56
EINECS:204-179-8
Structural Formula

Verified providers in 2025

The following 8 notable providers have been checked and can be recommended.
Chemical-Suppliers
Leap Chem
Molecular Formula: C8H3ClO3 Molecular Weight: 182.56 Hazard Symbols: Xi HS Code: 29173995

The last intensive check and update was carried out on 2025/10/30.

Identify

Synonyms:
3-chlorophthalic anhydride ; 3-chlorophthalic anhydride 98% ; 4-chloro-isobenzofuran-1,3-dione ; 3-chlorophthalic anhydride, 95+% ; 3-chlorophthalic acid anhydride ; 4-chloro-1,3-isobenzofurandione ; 4-chloro-2-benzofuran-1,3-dione, 4-chloroisobenzofuran-1,3-dione ; 3-chloro-1,2-benzenedicarboxylic anhydride ; 4-chloro-1,3-dihydro-2-benzofuran-1,3-dione ; 1,3-isobenzofurandione, 4-chloro-
CAS:
117-21-5
EINECS:
204-179-8
Molecular Formula:
C8H3ClO3
MDL:
MFCD00023107
SMILES:
C1CCN(C1)C2=C(C=CC=N2)Br

Properties

Molecular Weight:
182.56 g·mol−1
Melting point:
123-126 °C
download Download Molfile

Suppliers

Chemport Science & Technology (Shanghai) Co., Ltd.

Company type: Producer and trading company
Chemport is a R&D oriented company, providing innovative synthesis solutions to the customers in China and aboard. Our products are used in pharmaceutical, coating, polymer monomer etc. Since Chemport was established, our fouders have a simple goal: together for better solution. Now Chemport is an ideal partner for customer synthesis to global partners. We are always offering high-qualified products ranging from laboratory, pilot plant to industrial scale, covering sorts of ...
Country: P.R.China   Phone: +86 21 5838 1983   Telefax: +86 21 5076 2876

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

Company type: Producer
Country: P.R.China
Phone: +86 571 88026825
Telefax: +86 571 88282557
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. We provide 3-Cyano-5-methylbenzoic acid as well. 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 ...

Dayang Chem (Hangzhou) Co.,Ltd.

Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. We sell Lactase as well. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...
Company type: Leading producer
Country: P.R.China
Phone: +86-571-88938639
Telefax: +86-571-8893-8652

Carbone Scientific Co., Ltd.

Company type: Supplier
Carbone scientific is located at London, UK. We are mainly engaged in the marketing development, R&D, technical support and service. Carbone scientific provides fine chemicals, pharmaceutical intermediates, and active pharmaceutical ingredients to the global marketplaces. Our aim is to make those most popular products available to these pharmaceutical and biotech companies, research organizations and university labs worldwide. Our online catalogue has already listed over 50 ...
Country: U.K.   Phone: +44 (0)203 769 4441 ext 1   Telefax: +44 (0)203 769 4441 ext 2

Shandong SanYoung Industry Co., Ltd

Country: P.R.China
Phone: +86 155-64526813
Telefax: +86 531-56897532
Shandong SanYoung Industry Co., Ltd is a scientific and technological company specializing in research and development, cooperative production and sales of chemical products. The company's main products include: photoinitiator; light stabilizer; polymer retardant; ultraviolet absorbent; fine chemical products and pharmaceutical intermediates, we can also customize chemicals for our customers. Shandong SanYoung Industry Co., Ltd is a seller of Methyl p-tolyl sulfone. Our company has a large number of customers with good reputation at home and abroad, ...

Leap Chem Co., Ltd

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 ...
Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658

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. We provide (-)-1,2-bis-((2S,5S)-2,5-Diethylphospholano)ethane as well. We are supplying and producing lab quantities from tiny qua ...
Country: Germany   Phone: +49-871-966346-0   Telefax: +49-871-966346-13

BuGuCh & Partners

Company type: Producer
Country: Germany
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 ...

Safety Information

Hazard Classes:
Risk Codes:
36/37/38 (R)
Safety Codes:
37/39-26 (S)

What other providers are available for CAS 117-21-5?

In addition to the providers presented here for 3-Chlorophthalic anhydride with the CAS number 117-21-5, there are other 14 providers with slightly different product names available for this CAS number.

+5 additional providers that we know from the past
Xingrui Industry Co., Limited | AK Scientific, Inc. | BLD Pharmatech Ltd +5 additional providers that we know from the past




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