o-cresolphthalein

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Names

[ CAS No. ]:
596-27-0

[ Name ]:
o-cresolphthalein

[Synonym ]:
3,3-bis(4-hydroxy-3-methylphenyl)-2-benzofuran-1-one
3,3'-DIMETHYLPHENOLPHTHALEIN
o-cresolphthalein
MFCD00005912
1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-3-methylphenyl)-
3,3-Bis(4-hydroxy-3-methylphenyl)-1(3H)-isobenzofuranone
3,3-Bis(4-hydroxy-3-methylphenyl)-2-benzofuran-1(3H)-one
EINECS 209-881-8

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
555.0±50.0 °C at 760 mmHg

[ Melting Point ]:
223-225 °C

[ Molecular Formula ]:
C₂₂H₁₈O₄

[ Molecular Weight ]:
346.376

[ Flash Point ]:
198.8±23.6 °C

[ Exact Mass ]:
346.120514

[ PSA ]:
66.76000

[ LogP ]:
3.55

[ Vapour Pressure ]:
0.0±1.6 mmHg at 25°C

[ Index of Refraction ]:
1.668

[ Water Solubility ]:
slightly soluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SM8390000

CHEMICAL NAME :: Phenolphthalein, 3',3''-dimethyl-

CAS REGISTRY NUMBER :: 596-27-0

BEILSTEIN REFERENCE NO. :: 0310554

LAST UPDATED :: 199709

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C22-H18-O4

MOLECULAR WEIGHT :: 346.40

WISWESSER LINE NOTATION :: T56 BVO DHJ DR DQ C1& DR DQ C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 320 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02167 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1081 No. of Facilities: 127 (estimated) No. of Industries: 1 No. of Occupations: 4 No. of Employees: 2223 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1081 No. of Facilities: 36 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 903 (estimated) No. of Female Employees: 643 (estimated)

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R40

[ Safety Phrases ]:
S36/37

[ RIDADR ]:
NONH for all modes of transport

[ RTECS ]:
SM8390000

[ HS Code ]:
2932209090

Precursor & DownStream

Precursor

Phthalic anhydride
o-cresol

DownStream

2-Hydroxy-3-methylanthraquinone
Phthalein Complexon

Customs

[ 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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o-Cresolphthalein
ortho-cresolphthalein
o-Cresolphthalein Complexone sodium salt
o-Cresolphthalein complexone disodium salt
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4-(1-Amino-2,2-dimethylpropyl)-2-(butan-2-yl)phenol
2-(1-Aminoethyl)-4-bromo-6-chloro-3-fluorophenol
4-(1-Amino-3-methylbutyl)-2-phenylphenol
methyl (3R)-3-amino-3-{pyrazolo[1,5-a]pyridin-3-yl}propanoate
(2R)-2-{[3-chloro-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)phenyl]formamido}-4-hydroxybutanoic acid
2-{8-[(tert-butoxy)carbonyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-8-azabicyclo[3.2.1]octan-3-yl}acetic acid
3-Amino-4-{[(tert-butoxy)carbonyl]amino}-3-(methoxymethyl)butanoic acid
(3S)-3-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-(methylsulfanyl)butanamido]hexanoic acid

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