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4743-57-1

4743-57-1 structure
4743-57-1 structure
  • Name: Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-
  • Chemical Name: 2-(3-oxo-1,3-dihydroisobenzofuran-1-yliden)acetic acid
  • CAS Number: 4743-57-1
  • Molecular Formula: C10H6O4
  • Molecular Weight: 190.15200
  • Create Date: 2018-10-18 10:52:14
  • Modify Date: 2024-01-16 17:47:05
Name 2-(3-oxo-1,3-dihydroisobenzofuran-1-yliden)acetic acid
Synonyms BUTTPARK 934-19
3-carboxymethylenephthalide
(2Z)-(3-oxo-2-benzofuran-1(3H)-ylidene)acetic acid
PHTHALIDENEACETIC ACID
Phthalidyliden-essigsaeure
Phthalylessigsaeure
Phthalylaceticacid
(3-oxo-3H-isobenzofuran-1-ylidene)-acetic acid
phthalidyliden-acetic acid
Density 1.612g/cm3
Boiling Point 362.9ºC at 760mmHg
Melting Point 287ºC
Molecular Formula C10H6O4
Molecular Weight 190.15200
Flash Point 151ºC
Exact Mass 190.02700
PSA 63.60000
LogP 1.28250
Index of Refraction 1.749

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TH7500000
CHEMICAL NAME :
delta(sup 1,alpha)-Phthalanacetic acid, 3-oxo-
CAS REGISTRY NUMBER :
4743-57-1
LAST UPDATED :
199710
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C10-H6-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,8,1953
HS Code 2932209090
85-44-9 structure

85-44-9

108-24-7 structure

108-24-7

~49%

4743-57-1 structure

4743-57-1

Literature: Briner, Karin; Doecke, Christopher William; Mancuso, Vincent; Martinelli, Michael John; Richardson, Timothy Ivo; Rothhaar, Roger Ryan; Shi, Qing; Xie, Chaoyu Patent: US2004/82590 A1, 2004 ; Location in patent: Page/Page column 97 ; US 20040082590 A1
85-44-9 structure

85-44-9

127-08-2 structure

127-08-2

~%

4743-57-1 structure

4743-57-1

Literature: Hanack, Michael; Zipplies, Tilman Journal of the American Chemical Society, 1985 , vol. 107, # 21 p. 6127 - 6129
53266-48-1 structure

53266-48-1

~%

4743-57-1 structure

4743-57-1

Literature: Gabriel Chemische Berichte, 1884 , vol. 17, p. 2527 Chemische Berichte, 1885 , vol. 18, p. 2444
7664-93-9 structure

7664-93-9

897-38-1 structure

897-38-1

~%

606-23-5 structure

606-23-5

4743-57-1 structure

4743-57-1

Literature: Suszko; Wojcinski Chemische Berichte, 1936 , vol. 69, p. 2452,2453
7664-93-9 structure

7664-93-9

897-38-1 structure

897-38-1

~%

577-56-0 structure

577-56-0

88-99-3 structure

88-99-3

Detail
Literature: Suszko; Wojcinski Chemische Berichte, 1936 , vol. 69, p. 2452,2453
HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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title: CAS No. 4743-57-1 | Chemsrc address: https://www.chemsrc.com/en/baike/1190296.html

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