C.I. Direct Blue 2

Modify Date: 2024-01-08 07:19:00

C.I. Direct Blue 2 structure	Common Name	C.I. Direct Blue 2
	CAS Number	2429-73-4	Molecular Weight	830.70700
	Density	N/A	Boiling Point	N/A
	Molecular Formula	C₃₂H₂₁N₆Na₃O₁₁S₃	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Use of C.I. Direct Blue 2

C.I. Direct Blue 2 is a dye.

Name	chlorazol black bh
Synonym	More Synonyms

Molecular Formula	C₃₂H₂₁N₆Na₃O₁₁S₃
Molecular Weight	830.70700
Exact Mass	830.01200
PSA	338.68000
LogP	10.18350
Index of Refraction	1.791

C.I. Direct Blue 2 MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QJ6158000

CHEMICAL NAME :: 2,7-Naphthalenedisulfonic acid, 5-amino-3-((4'-((7-amino-1-hydroxy-3-sulfo-2-naphthal enyl) azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, trisodium salt

CAS REGISTRY NUMBER :: 2429-73-4

LAST UPDATED :: 199710

DATA ITEMS CITED :: 9

MOLECULAR FORMULA :: C32-H24-N6-O11-S3.3Na

MOLECULAR WEIGHT :: 833.77

WISWESSER LINE NOTATION :: L66J BQ DSWO HSWO JZ CNUNR DR DNUN- CL66J DSWO IZ &-NA- 3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 6450 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - chronic pulmonary edema Gastrointestinal - other changes Kidney, Ureter, Bladder - other changes

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 10 gm/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 :: ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 8(Suppl 7),1,1986 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1417 No. of Facilities: 135 (estimated) No. of Industries: 3 No. of Occupations: 9 No. of Employees: 2176 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1417 No. of Facilities: 18 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 220 (estimated) No. of Female Employees: 147 (estimated)

RTECS	QJ6158000

DIAZO BLACK BHN

DIAZO BLACK BH

EINECS 219-384-8

DirectBlueBH

diazo black

MFCD00059132

melantherine bh

Chlorazol Black BH

diamine black

azomine black bh

DIRECT BLUE 2

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: C.I. Direct Blue 2
Price: Click To Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

DC Chemicals Limited
China
Product Name: C.I. Direct Blue 2
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Delivery: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: C.I. Direct Blue 2
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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C.I. Direct Blue 2

Use of C.I. Direct Blue 2

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

Safety Information

Synonyms