Shanghai Jizhi Biochemical Technology Co., Ltd
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DC Chemicals Limited
China
Product Name: Rose Bengal sodium
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Acid red 94
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Henan Tianfu Chemical Co., Ltd.
China
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632-69-9

632-69-9 structure

Name: Rose Bengal sodium
Chemical Name: Acid Red 94
CAS Number: 632-69-9
Molecular Formula: C₂₀H₂Cl₄I₄Na₂O₅
Molecular Weight: 1017.636
Catalog: Dyes and pigments dye Acid Dyestuff
Create Date: 2018-09-12 12:04:36
Modify Date: 2024-01-02 10:51:15
Rose Bengal sodium is a crimson-coloured dye, and it is a synthetic fluorescein derivative with the principal component being 4,5,6,7-tetrachloro-2,4,5,7-tetraiodo fluorescein. Rose Bengal sodium has been widely used as an ophthalmic diagnostic agents, it can detect desiccated or damaged cells on the ocular surface. Rose Bengal sodium exhibits antiviral activities[1][2].

Name	Acid Red 94
Synonyms	MFCD00151169 Food Red No. 105 LTE4 ELISA r105sodium benzoic acid, 2,3,4,5-tetrachloro-6-(6-hydroxy-2,4,5,7-tetraiodo-3-oxo-3H-xanthen-9-yl)-, disodium salt disodium (3-oxo-6-oxido-2,4,5,7-tetraiodo-3H-xanthen-9-yl)-3,4,5,6-tetrachlorobenzoate Benzoic acid, 2,3,4,5-tetrachloro-6-(6-hydroxy-2,4,5,7-tetraiodo-3-oxo-3H-xanthen-9-yl)-, sodium salt (1:2) LTD4 ELISA Bengal Rose MDC ELISA UNII:956575SN5L LTB4 ELISA Disodium 2,3,4,5-tetrachloro-6-(2,4,5,7-tetraiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate LTC4 ELISA CI Acid red 94 Rose Bengal Sodium Salt Red no. 105 EINECS 211-182-8

Description	Rose Bengal sodium is a crimson-coloured dye, and it is a synthetic fluorescein derivative with the principal component being 4,5,6,7-tetrachloro-2,4,5,7-tetraiodo fluorescein. Rose Bengal sodium has been widely used as an ophthalmic diagnostic agents, it can detect desiccated or damaged cells on the ocular surface. Rose Bengal sodium exhibits antiviral activities[1][2].
Related Catalog	Signaling Pathways >> Anti-infection >> Influenza Virus Research Areas >> Others
References	[1]. Doughty MJ, et, al. Fluorescence characteristics of sodium fluorescein-rose bengal ophthalmic solution mixtures. Cont Lens Anterior Eye. 2014 Oct; 37(5): 358-62. [2]. Roat MI, et, al. The antiviral effects of rose bengal and fluorescein. Arch Ophthalmol. 1987 Oct; 105(10): 1415-7.

Boiling Point	757.8ºC at 760 mmHg
Melting Point	>300°C
Molecular Formula	C₂₀H₂Cl₄I₄Na₂O₅
Molecular Weight	1017.636
Flash Point	412.1ºC
Exact Mass	1015.463013
PSA	93.40000
LogP	8.10410
Water Solubility	soluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LM5920000

CHEMICAL NAME :: Fluorescein, 4,5,6,7-tetrachloro-2',4',5',7'-tetraiodo-, disodium salt

CAS REGISTRY NUMBER :: 632-69-9

LAST UPDATED :: 199701

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C20-H2-Cl4-I4-O5.2Na

MOLECULAR WEIGHT :: 1017.60

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 707 gm/kg/2Y-C

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Endocrine - thyroid tumors

REFERENCE :: JJIND8 JNCI, Journal of the National Cancer Institute. (Washington, DC) V.61-79, 1978-87. For publisher information, see JNCIEQ. Volume(issue)/page/year: 77,277,1986 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 650 mg/kg

SEX/DURATION :: female 8-20 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

REFERENCE :: OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 24,391,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 400 mg/kg

SEX/DURATION :: female 8-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)

REFERENCE :: OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 24,391,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 20 gm/kg

SEX/DURATION :: female 8-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)

REFERENCE :: OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 24,391,1982

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi:Irritant;
Risk Phrases	R36
Safety Phrases	S22-S24/25-S37/39-S26
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	LM5920000

4159-77-7

632-69-9

Literature: Tetrahedron, , vol. 41, # 11 p. 2183 - 2190

24545-87-7

632-69-9

Literature: Journal of Physical Chemistry, , vol. 87, # 25 p. 5248 - 5251

Precursor 2
4159-77-7 24545-87-7
DownStream 2
4159-77-7 61738-01-0

24359-63-5	632-69-9
157367-41-4	11121-48-5
88157-09-9	1000684-00-3
1000684-01-4	115546-28-6
61738-01-0	88179-79-7