D & C Red no. 31

Modify Date: 2025-08-25 16:35:51

D & C Red no. 31 structure	Common Name	D & C Red no. 31
	CAS Number	6371-76-2	Molecular Weight	441.56300
	Density	1.3g/cm3	Boiling Point	597.5ºC at 760 mmHg
	Molecular Formula	C₂₃H₂₃NO₄S₂	Melting Point	N/A
	MSDS	N/A	Flash Point	315.2ºC

Use of D & C Red no. 31

D & C Red no. 31 is a dye.

Name	Pigment Red 64

Density	1.3g/cm3
Boiling Point	597.5ºC at 760 mmHg
Molecular Formula	C₂₃H₂₃NO₄S₂
Molecular Weight	441.56300
Flash Point	315.2ºC
Exact Mass	441.10700
PSA	105.39000
LogP	4.65040
Index of Refraction	1.654

D & C Red no. 31 MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QJ1975300

CAS REGISTRY NUMBER :: 6371-76-2

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C34-H22-N4-O6.Ca

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 :: 920 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity) Blood - changes in spleen

REFERENCE :: SRTCAC Science Reports of the Research Institutes, Tohoku University, Series C: Medicine. (Tohoku University, Research Institute for Tuberculosis and Cancer, 4-1 Seiryo-machi, Sendai, Japan) V.1- 1949- Volume(issue)/page/year: 36(1-4),10,1989

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: D & C Red no. 31
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: calcium bis[3-hydroxy-4-(phenylazo)-2-naphthoate]
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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