3,3-bis(4-hydroxy-3,5-diiodophenyl)phthalide

Modify Date: 2025-08-26 16:03:39

3,3-bis(4-hydroxy-3,5-diiodophenyl)phthalide structure	Common Name	3,3-bis(4-hydroxy-3,5-diiodophenyl)phthalide
	CAS Number	386-17-4	Molecular Weight	821.90900
	Density	2.67g/cm3	Boiling Point	658.1ºC at 760mmHg
	Molecular Formula	C₂₀H₁₀I₄O₄	Melting Point	268ºC (dec.)(lit.)
	MSDS	N/A	Flash Point	351.8ºC

Name	3',3'',5',5''-Tetraiodophenolphthalein
Synonym	More Synonyms

Density	2.67g/cm3
Boiling Point	658.1ºC at 760mmHg
Melting Point	268ºC (dec.)(lit.)
Molecular Formula	C₂₀H₁₀I₄O₄
Molecular Weight	821.90900
Flash Point	351.8ºC
Exact Mass	821.67600
PSA	66.76000
LogP	5.97850
Index of Refraction	1.874

MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SM8397000

CHEMICAL NAME :: Phenolphthalein, 3',3'',5',5''-tetraiodo-

CAS REGISTRY NUMBER :: 386-17-4

BEILSTEIN REFERENCE NO. :: 0351654

LAST UPDATED :: 199706

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C20-H10-I4-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2800 mg/kg

TOXIC EFFECTS :: Behavioral - muscle weakness Behavioral - muscle contraction or spasticity

REFERENCE :: KLWOAZ Klinische Wochenscrift. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1922- Volume(issue)/page/year: 20,125,1941

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 310 mg/kg

TOXIC EFFECTS :: Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - acute pulmonary edema Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: KLWOAZ Klinische Wochenscrift. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1922- Volume(issue)/page/year: 20,125,1941

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - duck

DOSE/DURATION :: 79200 ug/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage)

REFERENCE :: VETNAL Veterinariya. Veterinary Science. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1924- Volume(issue)/page/year: 54(5),64,1978

phenolphthalin

CAS#:81-90-3

3,3-bis(4-hydro...

CAS#:386-17-4

Literature: Carlsohn Patent: DE692324 , 1930 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 25, p. 126

Precursor 1
CAS#:81-90-3 phenolphthalin
DownStream 0

Iodophthalein

Tetraiodophthalein

EINECS 206-857-9

3,3,5,5-Tetraiodophenolphthalein

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,3-bis(4-hydroxy-3,5-diiodophenyl)phthalide
Price: Check
Purity: 95.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,3-bis(4-hydroxy-3,5-diiodophenyl)phthalide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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3,3-bis(4-hydroxy-3,5-diiodophenyl)phthalide

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Synthetic Route

Precursor & DownStream

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.