Phenol red

Modify Date: 2024-01-03 09:09:38

Phenol red structure	Common Name	Phenol red
	CAS Number	143-74-8	Molecular Weight	354.376
	Density	1.5±0.1 g/cm3	Boiling Point	562.8±50.0 °C at 760 mmHg
	Molecular Formula	C₁₉H₁₄O₅S	Melting Point	300 °C
	MSDS	Chinese USA	Flash Point	294.2±30.1 °C
	Symbol	GHS07	Signal Word	Warning

Use of Phenol red

Phenol red (Phenolsulfonephthalein) is a pH indicator dye, relying on a distinct color change from pink to yellow in case of a positive reaction[1] [2].

Name	Phenol red
Synonym	More Synonyms

Description	Phenol red (Phenolsulfonephthalein) is a pH indicator dye, relying on a distinct color change from pink to yellow in case of a positive reaction[1] [2].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
In Vitro	Phenol red (PR) is the standard pH indicator in various cell and tissue culture media, as it provides a quick check for the health of the culture. Phenol red has also been used in multiple protocols to detect cellular hydrogen peroxide as well as peroxidase activity from human peroxidase enzymes[1].
References	[1]. Morgan A, et al. Caution for the routine use of phenol red - It is more than just a pH indicator. Chem Biol Interact. 2019;310:108739. [2]. Peltzer D, et al. Rapid and simple colorimetric loop-mediated isothermal amplification (LAMP) assay for the detection of Bovine alphaherpesvirus 1. J Virol Methods. 2021;289:114041.

Density	1.5±0.1 g/cm3
Boiling Point	562.8±50.0 °C at 760 mmHg
Melting Point	300 °C
Molecular Formula	C₁₉H₁₄O₅S
Molecular Weight	354.376
Flash Point	294.2±30.1 °C
Exact Mass	354.056183
PSA	92.21000
LogP	3.02
Vapour Pressure	0.0±1.6 mmHg at 25°C
Index of Refraction	1.697
Storage condition	Store at RT.
Water Solubility	0.77 g/L

Phenol red MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SJ7490000

CHEMICAL NAME :: Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)di-, S,S-dioxide

CAS REGISTRY NUMBER :: 143-74-8

BEILSTEIN REFERENCE NO. :: 0326470

LAST UPDATED :: 199701

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C19-H14-O5-S

MOLECULAR WEIGHT :: 354.39

WISWESSER LINE NOTATION :: T56 BSWO DHJ DR DQ& DR DQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >600 mg/kg

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

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 752 mg/kg

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

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1368 mg/kg

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

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 1 mg/plate

REFERENCE :: AEMIDF Applied and Environmental Microbiology. (American Soc. for Microbiology, 1913 I St., NW, Washington, DC 20006) V.31- 1976- Volume(issue)/page/year: 42,641,1981 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82224 No. of Facilities: 1719 (estimated) No. of Industries: 16 No. of Occupations: 13 No. of Employees: 5387 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82224 No. of Facilities: 2166 (estimated) No. of Industries: 19 No. of Occupations: 26 No. of Employees: 27087 (estimated) No. of Female Employees: 14345 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S37/39-S26
RIDADR	NONH for all modes of transport
RTECS	SJ7490000
Packaging Group	I; II; III
HS Code	29349990

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HS Code	2934991000
Summary	2934991000. sultones and sultams. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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3,3-bis(p-hydroxyphenyl)-3h-2,1-benzoxathiole 1,1-dioxide

Phenolsulfonphthalein

P.S.P.

a-Hydroxy-a,a-bis(p-hydroxyphenyl)-o-toluenesulfonic Acid g-Sultone

PSP

EINECS 205-609-7

TF-R 2

4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]phenol

4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)diphenol

4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bisphenol S,S-Dioxide

Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-

Phenol red

MFCD00003552

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Phenol red
Price: ￥138.0/25g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia

DC Chemicals Limited
China
Product Name: Phenol Red
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/1g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Phenol red
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

Zhejiang Hangyu API Co., Ltd
China
Product Name: Phenol Red
Price: ￥Inquiry/1kg
Purity: 99.5%
Stocking Period: Inquiry
Contact: Vinnie

Henan Tianfu Chemical Co., Ltd.
China
Product Name: TIANFU-CHEM - Phenol Red
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson

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