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521-24-4

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Basic Information
CAS No.: 521-24-4
Name: 1,2-Naphthoquinone-4-sulfonic acid sodium salt
Molecular Structure:
Molecular Structure of 521-24-4 (1,2-Naphthoquinone-4-sulfonic acid sodium salt)
Formula: C10H5O5S.Na
Molecular Weight: 260.202
Synonyms: 1-Naphthalenesulfonicacid, 3,4-dihydro-3,4-dioxo-, sodium salt (8CI,9CI);1,2-Naphthoquinone-4-sodiumsulfonate;Sodium1,2-naphthoquinone-4-sulfonate;Sodium3,4-dihydro-3,4-dioxo-1-naphthalenesulfonate;Sodium3,4-dioxo-1-naphthalenesulfonate;Sodium b-naphthoquinone-4-sulfonate;
EINECS: 208-308-9
Melting Point: 289 °C (dec.)(lit.)
Solubility: Soluble in water and acetone. Slightly soluble in alcohol and ethanol. Insoluble in chloroform.
Appearance: powder
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38
Safety: 26
PSA: 99.72000
LogP: 1.41890
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    1,2-Naphthoquinone-4-sulfonic acid sodium salt

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    factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

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  •  ZHEJIANG JIUZHOU CHEM CO.,LTD

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  • 521-24-4 CAS NO.521-24-4

  • Casno:

    521-24-4

    521-24-4 CAS NO.521-24-4

    Min.Order: 0

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    Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

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    Tel:+8615643102578

    Address:303 Room, Guanghui Park, Huanghe Road, Kuancheng District

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  • High Quality 1,2-NAPHTHOQUINONE-4-SULFONIC ACID SODIUM SALT

  • Casno:

    521-24-4

    High Quality 1,2-NAPHTHOQUINONE-4-SULFONIC ACID SODIUM SALT

    Min.Order: 1 Gram

    FOB Price:  USD $ 1.0-1.0

    Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. Our Labo

    QINGDAO SIGMA CHEMICAL is mainly engaged in R&D, manufacturing and marketing pharmaceuticals, chemical intermediates, Biochemicals, Veterinary medicines and Nutrition products. Wit

  • Qingdao Sigma Chemical Co., Ltd.

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  • 1,2-Naphthoquinone-4-sulfonic acid sodiuM salt

  • Casno:

    521-24-4

    1,2-Naphthoquinone-4-sulfonic acid sodiuM salt

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi

    Share Chemical Co., Ltd. is an innovative chemical producer engaged in the production of organic specialty chemicals, pharmaceuticals, and fine chemicals of high purity for product

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    Address:Hang Xing Road

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  • Sodium 1,2-naphthoquinone-4-sulfonate

  • Casno:

    521-24-4

    Sodium 1,2-naphthoquinone-4-sulfonate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Sodium 1,2-naphthoquinone-4-sulfonate CAS#521-24-4 Storage:Keep container tightly closed in a dry, cool and well-ventilated place. Package:25Kg/drum, 150Kg/drum, 200kg/drum, According to request. Transportation:By sea, by air.

    Orchid Chemical was established in 2009; we are headquartered in Hangzhou, which is 200 km from China's biggest sea port, Shanghai. Orchid chemical is a joint-venture company, com

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Chemistry

IUPAC Name: 1,2-Naphthoquinone-4-sulfonic acid sodium salt
The MF of 1,2-Naphthoquinone-4-sulfonic acid sodium salt (521-24-4) is C10H5NaO5S.

                                          
The MW of 1,2-Naphthoquinone-4-sulfonic acid sodium salt (521-24-4) is 260.2.
Synonyms of 1,2-Naphthoquinone-4-sulfonic acid sodium salt (521-24-4): 1-Naphthalenesulfonic acid, 3,4-dihydro-3,4-dioxo-, sodium salt ; 3,4-Dihydro-3,4-dioxo-1-naphthalene sulfonic acid sodium ; Naphthoquinone-4-sulfonate sodium salt 
Product Categories: Intermediates of Dyes and Pigments
Solubility in water: 50 mg/mL, clear
Melting Point: 289 °C
Storage temp: 2-8 °C  
Color: dark orange
Form: powder
Merck: 14,8646
BRN: 4169788
Stability: Stable
EINECS: 208-308-9

Toxicity Data With Reference

1.    

ipr-mus LD50:625 mg/kg

     NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD691-490 .

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic fumes of SOx and Na2O.
Safety information of 1,2-Naphthoquinone-4-sulfonic acid sodium salt (521-24-4):
Hazard Codes  Xi
Risk Statements 
36/37/38  Irritating to eyes, respiratory system and skin
Safety Statements 
26  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
WGK Germany  3
RTECS  QK1490000