Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Methanaminium,N-[4-[(2,4-diamino-5-methylphenyl)imino]-2,5-cyclohexadien-1-ylidene]-N-methyl-,chloride (1:1)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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97-26-7

97-26-7 structure

97-26-7 structure

Name: Methanaminium,N-[4-[(2,4-diamino-5-methylphenyl)imino]-2,5-cyclohexadien-1-ylidene]-N-methyl-,chloride (1:1)
Chemical Name: Toluylene blue (biological stain)
CAS Number: 97-26-7
Molecular Formula: C₁₅H₁₉ClN₄
Molecular Weight: 290.79100
Catalog: Organic raw materials Organometallic compound Organic sodium
Create Date: 2018-06-12 15:35:04
Modify Date: 2025-08-25 14:38:12

Name	Toluylene blue (biological stain)
Synonyms	Toluylene blue(biological stain) Diamino-methyl-phenyl-dimethyl-p-benzoquinone-diiminechloride [4-[(4,6-diamino-m-tolyl)imino]cyclohexa-2,5-dien-1-ylidene]dimethylammonium chloride Toluyleneblueanhydrous

Molecular Formula	C₁₅H₁₉ClN₄
Molecular Weight	290.79100
Exact Mass	290.13000
PSA	67.41000
LogP	0.23740

CHEMICAL IDENTIFICATION

RTECS NUMBER :: BP6385000

CHEMICAL NAME :: Ammonium, (4-((4,6-diamino-m-tolyl)imino)-2,5-cyclohexadien-1-y lidene)dimethyl-, chloride

CAS REGISTRY NUMBER :: 97-26-7

LAST UPDATED :: 198712

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C15-H19-N4.Cl

MOLECULAR WEIGHT :: 290.83

WISWESSER LINE NOTATION :: L6Y DYJ AUNR BZ DZ F1& DUK1&1 &Q &G

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 140 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 204,288,1947

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04800

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