Welcome to LookChem.com Sign In|Join Free
  • or
Home > Pharmaceutical > 4743 > 

4743-57-1

Basic Information
CAS No.: 4743-57-1
Name: Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-
Article Data: 11
Cas Database
Molecular Structure:
Molecular Structure of 4743-57-1 (Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-)
Formula: C10H6 O4
Molecular Weight: 190.155
Synonyms: Aceticacid, (3-oxo-1(3H)-isobenzofuranylidene)- (9CI); D1,a-Phthalanacetic acid, 3-oxo- (7CI,8CI); 3-Carboxymethylenephthalide;3-Oxo-D1,a-phthalanacetic acid; NSC 17047
EINECS: N/A
Density: 1.612g/cm3
Melting Point: 287oC
Boiling Point: 362.9°Cat760mmHg
Flash Point: 151°C
Solubility: N/A
Appearance: N/A
Hazard Symbols: N/A
Risk Codes: N/A
Safety: Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors.
Transport Information: N/A
PSA: 63.60000
LogP: 1.28250
  • Display:default sort

    New supplier

  • Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-

  • Casno:

    4743-57-1

    Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 3.0-3.0/Kilogram

    DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

    Dayang Chem (Hangzhou) Co.,Ltd. dedicated to the development, production and marketing of chemicals which is specialized in Organic compounds; Active Pharmaceutical Ingredi

  •  Dayang Chem (Hangzhou) Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-88938639

    Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China

       Inquiry Now

  • (2Z)-2-(3-oxo-1-isobenzofuranylidene)acetic acid

  • Casno:

    4743-57-1

    (2Z)-2-(3-oxo-1-isobenzofuranylidene)acetic acid

    Min.Order: 10 Milligram

    FOB Price:  USD $ 0.0-0.0/Milligram

    1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

    Founded in 2011, Amadis Chemical Company Limited is an innovative manufacturer of chemical products and technical service providers. Our business includes sales, manufacture, and s

  •  Amadis Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-571-89925085

    Address:Watts Cosine.No.166.Xiangmao Road.

       Inquiry Now

  • 2-(3-OXO-1,3-DIHYDROISOBENZOFURAN-1-YLIDEN)ACETIC ACID

  • Casno:

    4743-57-1

    2-(3-OXO-1,3-DIHYDROISOBENZOFURAN-1-YLIDEN)ACETIC ACID

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    High quality and best price of Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)- FROM HENAN TIANFU CHEMICAL: Henan Tianfu Chemical Co.,LTD was built in 2009 with an ISO certificate in the past 5 years, we have grown up as a famous fine chemical

    Our company engages in Electronic chemicals such as OLED,Photoresist chemical,Electrolyte additive and Intermediate Pharmaceutical production; development of noble metal catalysts,

  •  Henan Tianfu Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-371-55170693/55170694

    Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China

       Inquiry Now

  • Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-

  • Casno:

    4743-57-1

    Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

    J&H Chemical is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other

  •  Hangzhou J&H Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-87396432

    Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

       Inquiry Now

  • 5-methoxy-1,2-dimethyl-1H-indole-3-carboxylic acid(SALTDATA: FREE)

  • Casno:

    4743-57-1

    5-methoxy-1,2-dimethyl-1H-indole-3-carboxylic acid(SALTDATA: FREE)

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    high qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

    Located in Zhengdong New District,?Zhengzhou of Henan province, Henan Allgreen Chemical Co.,Ltd is a comprehensive high-tech modern enterprises integrating professional R&D, pro

  •  Henan Allgreen Chemical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-0371-87507775

    Address:No 260 Dongming Road,Jinshui District

       Inquiry Now

  • 2-(3-OXO-1,3-DIHYDROISOBENZOFURAN-1-YLIDEN)ACETIC ACID

  • Casno:

    4743-57-1

    2-(3-OXO-1,3-DIHYDROISOBENZOFURAN-1-YLIDEN)ACETIC ACID

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 2-(3-OXO-1,3-DIHYDROISOBENZOFURAN-1-YLIDEN)ACETIC ACID, CAS:4743-57-1 with the most c

    Finetech Industry Limited is a company in England,which specializing in developing, manufacturing and marketing fine organic compounds and intermediates for the fine chemical and p

  •  Finetech Industry Limited

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-27-87465837

    Address:wuhan

       Inquiry Now

  • Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-

  • Casno:

    4743-57-1

    Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    hight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, Ond Ontifungal agents

    Antimex Chemical Limied, was founded in 2001, we are specializing in manufacturing & researching of Active pharmaceutical Ingredients,Veterinary pharm APIs,cosmetic ingredients,and

  •  Antimex Chemical Limied

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-21-50563169

    Address:Room1027,No.Jinyu Road,Pudong

       Inquiry Now

  • Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)- cas  4743-57-1

  • Casno:

    4743-57-1

    Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)- cas 4743-57-1

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)- cas 4743-57-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

    Welcome to Hangzhou Fandachem Co.,Ltd (www.FandaChem.com) Hangzhou Fandachem Co.,Ltd (Fandachem),an experienced and professional China-based Fine Chemical supplier. We supply the

  •  Hangzhou Fandachem Co.,Ltd

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-571-28800458

    Address:Room 5010, No.9 YanAn Road,Hangzhou,Zhejiang,China

       Inquiry Now

  • Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-

  • Casno:

    4743-57-1

    Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    factory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents

    We are a team of industry experts, dedicated to delivering the best chemical solutions from quality suppliers across China. Putting our customers first, we take a holistic approach

  •  Chemlyte Solutions

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-189 8945 5137

    Address:Jian Qiao Community, 789 Shenhua Road, Xihu District, Hangzhou, China, 310000

       Inquiry Now

  • (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid

  • Casno:

    4743-57-1

    (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Prime Molecular Co., Ltd. is a high-tech enterprise providing comprehensive customer service for pharmaceutical companies at home and abroad in accordance with international standards. Two R&D centers and two production sites in China, all well-equip

    Prime Molecular Co., Ltd. is an advanced chemical intermediates manufacture with ?two R&D centers and two production sites in China, all well-equipped with dedicated and profession

  •  PRIME MOLECULAR CO.,LIMITED

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0852-95636137

    Address:Hong Kong

       Inquiry Now

  • (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid 4743-57-1

  • Casno:

    4743-57-1

    (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid 4743-57-1

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

    Shenzhen Foris Technology Co.LTD is located in Shenzhen ,Guangdong, is the leading supplier for electronic chemicals,APIs, pharmaceutical intermediates, fine chemicals which can be

  •  Shenzhen Foris Technology Co. LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86 15889746615

    Address:BuildingA7, KingloryTongxin International Industry Park, Wanglei Avenue, Hi-tec District

       Inquiry Now

  • 2-(3-Oxo-1,3-dihydroisobenzofuran-1-yliden)acetic acid

  • Casno:

    4743-57-1

    2-(3-Oxo-1,3-dihydroisobenzofuran-1-yliden)acetic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen

    Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four years Our key scienti

  •  Debye Scientific

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+85221376140

    Address:Rm. 19C, Lockhart Ctr., 301-307 Lockhart Rd., Wan Chai

       Inquiry Now

  • (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid

  • Casno:

    4743-57-1

    (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid

    Min.Order: 1 Gram

    FOB Price:  USD $ 500.0-500.0/Gram

    (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid Application:2051480

    PureChems is dedicated to bring high quality and cost effective chemical products and services to our clients. PureChems can provide high purity Natural Products, Research Chemical

  • Pure Chemistry Scientific Inc.

    United States  |  Contact Details

    Business Type:Trading Company

    Tel:+1-857-366-7588

    Address:14905 SW freeway street #232, Sugarland, TX 77478, USA

       Inquiry Now

  • (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid

  • Casno:

    4743-57-1

    (2Z)-(3-Oxo-2-benzofuran-1(3H)-ylidene)acetic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    High quality Products with prompt delivery Package:based on customer requirement Application:organic intermediates Transportation:By are or by sea Port:any port of China

    Wuhan Chemwish Technology Co., Ltd is one of China's leading chemical corporations, which can offer customers for more than 50,000 pharmaceutical intermediates. We have a dedicated

  • Wuhan Chemwish Technology Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-27-67849912

    Address:Room 1311, Unit 2, Block1, Innovation Road East Lake High-tech Development Zone Wuhan, Hubei,P.R. China

       Inquiry Now

  • Total:16 Page 1 of 1 1
Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 4743-57-1

Chemistry

Molecule structure of 3-Carboxymethylenephthalide (CAS NO.4743-57-1) :

IUPAC Name: (2Z)-2-(3-oxo-2-benzofuran-1-ylidene)acetic acid 
Molecular Weight: 190.15224 g/mol
Molecular Formula: C10H6O4 
Density: 1.612 g/cm3 
Melting Point: 287 °C
Boiling Point: 362.9 °C at 760 mmHg 
Flash Point: 151 °C
Index of Refraction: 1.749
Molar Refractivity: 47.99 cm3
Molar Volume: 117.9 cm3
Polarizability: 19.02*10-24 cm3
Surface Tension: 91 dyne/cm 
Enthalpy of Vaporization: 64.25 kJ/mol
Vapour Pressure: 6.65E-06 mmHg at 25 °C 
XLogP3-AA: 1.2
H-Bond Donor: 1
H-Bond Acceptor: 4
Rotatable Bond Count: 1
Exact Mass: 190.026609
MonoIsotopic Mass: 190.026609
Topological Polar Surface Area: 63.6
Heavy Atom Count: 14
Complexity: 305
Canonical SMILES: C1=CC=C2C(=C1)C(=CC(=O)O)OC2=O
Isomeric SMILES: C1=CC=C2C(=C1)/C(=C/C(=O)O)/OC2=O
InChI: InChI=1S/C10H6O4/c11-9(12)5-8-6-3-1-2-4-7(6)10(13)14-8/h1-5H,(H,11,12)/b8-5-
InChIKey of 3-Carboxymethylenephthalide (CAS NO.4743-57-1) : XKMGDVJBAWUUDZ-YVMONPNESA-N

Toxicity Data With Reference

1.    

orl-rat LD:>500 mg/kg

    NCNSA6    National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. 5 (1953),8.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors.

Specification

 3-Carboxymethylenephthalide (CAS NO.4743-57-1) is also called  (3-Oxo-1(3H)-isobenzofuranylidene)acetic acid ;
3-Oxo-delta(sup 1,alpha)-phthalanacetic acid ; AI3-18620 ; Acetic acid, (3-oxo-1(3H)-isobenzofuranylidene)- ; Acetic acid, (3-oxo-1(3H)-isobenzofuranylidene)- (9CI) ; delta(sup 1,alpha)-Phthalanacetic acid, 3-oxo- .