Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Acid Red 151
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

6406-56-0

6406-56-0 structure

6406-56-0 structure

Name: ACID RED 151
Chemical Name: acid red 151
CAS Number: 6406-56-0
Molecular Formula: C₂₂H₁₅N₄NaO₄S
Molecular Weight: 454.43400
Catalog: Dyes and pigments dye Acid Dyestuff
Create Date: 2018-07-22 11:53:37
Modify Date: 2025-08-25 17:56:06

Name	acid red 151
Synonyms	silkredb redl silkred3b sodium 4-(4-(2-hydroxynaphthalenylazo)phenylazo)benzenesulphonate Acid Red BL azosilkred3b polanredbr Red F2R clothscarlet

Density	1.41 g/cm3
Molecular Formula	C₂₂H₁₅N₄NaO₄S
Molecular Weight	454.43400
Exact Mass	454.07100
PSA	135.25000
LogP	7.36110
Appearance	Powder \| Brown

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DB7084500

CHEMICAL NAME :: Benzenesulfonic acid, 4-((4-((2-hydroxy-1-naphthalenyl)azo)phenyl)azo)-, monosodium salt

CAS REGISTRY NUMBER :: 6406-56-0

LAST UPDATED :: 199710

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C22-H15-N4-O4-S.Na

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 :: 7736 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - chromodacryorrhea Kidney, Ureter, Bladder - other changes in urine composition Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571003

RTECS	DB7084500

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.