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Home > products > 1,3(2H,9bH)-Dibenzofurandione,2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-

1,3(2H,9bH)-Dibenzofurandione,2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl- cas no:125-46-2

Synonyms: Usnic acid(8CI);NSC 8517;Usnein;Usniacin;Usno;

Identification
Name1,3(2H,9bH)-Dibenzofurandione,2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-
CAS125-46-2
SynonymsUsnic acid(8CI);NSC 8517;Usnein;Usniacin;Usno;
EINECS(EC#)231-456-0
Molecular FormulaC18H16O7
Molecular Weight344.34
Chemical Properties
refractive index495 ° (C=0.7, CHCl3)
Safety Data

Safety

Poison by subcutaneous and intravenous routes. Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits acrid smoke and fumes. Used as an antibacterial and antimitotic agent.
Safety information of 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3-dione (125-46-2):
Safety Statements 
22  Do not breathe dust
24/25  Avoid contact with skin and eyes
RTECS  HP5270000


Toxicity
1.    

dnd-esc 20 µmol/L

    MUREAV    Mutation Research. 89 (1981),95.
2.    

cyt-mam:oth 3750 µg/L

    PHMCAA    Pharmacologist. 12 (1970),280.
3.    

ivn-mus LD50:25 mg/kg

    MEIEDD    Merck Index. 10 (1983),1414.
4.    

scu-mus LD50:75 mg/kg

    85GDA2    CRC Handbook of Antibiotic Compounds. 9 (1982),89.
5.    

ivn-mus LD50:25 mg/kg

    MEIEDD    Merck Index. 10 (1983),1414.
6.    

orl-rbt LD50:500 mg/kg

    ARZNAD    Arzneimittel-Forschung. Drug Research. 5 (1955),507.

supplier list

Shanghai Tauto Biotech Co., Ltd.
Tel:+86-(21)-51320588
Address: No. 326, Aidisheng Rd , Zhangjiang Hi-tech Park, Shanghai 201203,
Aktin Chemicals, Inc.
Tel:+86-(28)-85159085
Address: Yongfeng Plaza, No.52, Yongfeng Road, Hi-tech Zone, Chengdu, Sichuan 610041,
Xi'an Green-Life Natural Products Co., Ltd.
Tel:+86-(29)-8825-9472
Address: 408D. Pioneering R&D Park, No.69 Jinye Road, Xi'an High Tech Zone, Xi'an 710077,
Kouting Chemical Co.,Ltd
Tel:+86-(21)-58116473
Address: Hunan Road, Pudong New District, Shanghai, Shanghai 201318,
Fleton Natural Products Co., Ltd
Tel:028-84400798
Address: Floor 2, Huaxiang Mansion No 47, Huaishu Street, Chengdu, China
HangZhou Peak Chemical Co.,Ltd
Tel:+86-571-88233073
Address: Rm. 3-502,Building 3 Tucuiyuan,Lakeside Garden,No.176 Wenyi West Road, HangZhou,China
Sichuan Xianxin Biotech Co.,Ltd.
Tel:+86-28-87601769
Address: No. 3435, Juanchengzhai Building, No.111, Unit 1 North Section, Erhuan Road, Southwest Jiaotong University, Chengdu, 610031, P.R.CHINA.
shanghai Tauto Biotech Co., Ltd
Tel:86-21-51320588
Address: No. 326, Aidisheng Rd , Zhangjiang Hi-tech Park, Shanghai , P.R.CHINA
Zhengzhou Tongguang Chemical Science C,.Ltd
Tel:-86-371-60107515
Address: No.120 Huanghe Road Zhengzhou
WuXi AppTec (Tianjin) Co,. Ltd.
Tel:86-22-59863146
Address: 111 HuangHai Road TEDA Tianjin, P. R. China
shijiazhuang guizheng trade co.,ltd
Tel:86-312-18103315327
Address: east huaxia road pudong shanghai china
Boc Sciences
Tel:1-631-5046093
Address: 45-16 Ramsey Road Shirley, NY 11967, USA
Hangzhou Dayangchem Co., Ltd.
Tel:86-571-88938639
Address: 9/F Unit 2 ChangdiTorch Building, 259 #WenSan Road
Hangzhou J&H Chemical Co., Ltd
Tel:86-571-87396430
Address: No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China
RD Health Ingredients Co., Ltd
Tel:86-29-88606298
Address: No. 35 Tangyan Road

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