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: Opinaizide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

2779-55-7

2779-55-7 structure

2779-55-7 structure

Name: Opinaizide
Chemical Name: 2,3-dimethoxy-6-[(E)-(pyridine-4-carbonylhydrazinylidene)methyl]benzoic acid
CAS Number: 2779-55-7
Molecular Formula: C₁₆H₁₅N₃O₅
Molecular Weight: 329.30700
Create Date: 2018-06-09 14:27:07
Modify Date: 2025-09-13 17:55:03

Name	2,3-dimethoxy-6-[(E)-(pyridine-4-carbonylhydrazinylidene)methyl]benzoic acid
Synonyms	Saluside Saliuzid saluzid 2-Carboxy-3,4-dimethoxy-benzaldehyd-isonicotinoylhydrazon Opiniazidum [INN-Latin] Saluzid Opiniazide 2-Carboxy-3,4-dimethoxybenzal isonicotinoylhydrazone Saluzide Cboxyverazid 2-[(Isonicotinoylhydrazono)methyl]-5,6-dimethoxybenzoic acid 6-(2-isonicotinoylcbonohydrazonoyl)-2,3-dimethoxybenzoic acid 5,6-Dimethoxyphthalaldehydic acid isonicotinoylhydrazone 6-(Isonicotinoylhydrazono-methyl)-2,3-dimethoxy-benzoesaeure 4-Pyridinecboxylic acid, 2-[(2-cboxy-3,4-dimethoxyphenyl)methylene]hydrazide 6-(isonicotinoylhydrazono-methyl)-2,3-dimethoxy-benzoic acid Opiniazida [INN-Spanish]

Density	1.31g/cm3
Molecular Formula	C₁₆H₁₅N₃O₅
Molecular Weight	329.30700
Exact Mass	329.10100
PSA	110.11000
LogP	1.95180
Index of Refraction	1.597

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TH7010000

CHEMICAL NAME :: Phthalaldehydic acid, 5,6-dimethoxy-, 2-(isonicotinoylhydrazone)

CAS REGISTRY NUMBER :: 2779-55-7

BEILSTEIN REFERENCE NO. :: 0319537

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C16-H15-N3-O5

MOLECULAR WEIGHT :: 329.34

WISWESSER LINE NOTATION :: T6NJ DVNNU1R BVQ CO1 DO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 1634 mg/kg

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

REFERENCE :: CHABA8 Chemical Abstracts. (Chemical Abstracts Service, Box 3012, Columbus, OH 43210) V.1- 1907- Volume(issue)/page/year: 86,50678y,1977

HS Code	2933399090

54-85-3 structure

54-85-3

519-05-1 structure

519-05-1

~%

2779-55-7 structure

2779-55-7

Literature: Schtschukina; Sasonowa Zhurnal Obshchei Khimii, 1953 , vol. 23, p. 687,688; engl. Ausg. S. 715

Precursor 2
54-85-3 519-05-1
DownStream 0

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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.