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143-74-8

Name Phenol Red
CAS 143-74-8
EINECS(EC#) 205-609-7
Molecular Formula C19H14O5S
MDL Number MFCD00003552
Molecular Weight 354.38
MOL File 143-74-8.mol

Chemical Properties

Appearance red-brown powder
Melting point  >300 °C
Boiling point  >300°C
density  1.445 Mg m-3
refractive index  1.5300 (estimate)
Fp  >300°C
storage temp.  Store at RT.
solubility  1 M NaOH: soluble1mg/mL
form  Solid
pka 7.9(at 25℃)
color  Red
Odor Odorless
PH 6.8~8.4
PH Range 6.6(YELLOW)-8.0(RED)
Water Solubility  0.77 g/L
λmax 557nm, 558nm, 360nm, 423nm, 433nm
Merck  14,7247
BRN  326470
Major Application Display device, sol-gel matrix, photoreceptors, fuel cells, waveguides, paints, detergents, cosmetics, antiperspirant composition, diapers, screening bacteria, detecting viable cells, diagnosis of urogenital ureaplasmosis, treatment of pathogen infections, amyloid-associated diseases, glaucoma, pulmonary hypertension, asthma, chronic obstructive pulmonary disease, erectile dysfunction, Raynaud’s syndrome, heparin overdose, vulvodynia, wound healing, psychoactive drugs, evaluating dental caries activity
InChIKey BELBBZDIHDAJOR-UHFFFAOYSA-N
LogP 3.020
CAS DataBase Reference 143-74-8(CAS DataBase Reference)
EPA Substance Registry System 143-74-8(EPA Substance)

Safety Data

Hazard Codes  Xi,C
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R34:Causes burns.
Safety Statements 
S37/39:Wear suitable gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S27:Take off immediately all contaminated clothing .
WGK Germany  3
RTECS  SJ7490000
TSCA  Yes
HS Code  29349990
Toxicity
LD50 orl-rat: >600 mg/kg CTOXAO 4(2),185,71

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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