Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Pyridinecarboxylicacid, 2-(1-carboxyethylidene)hydrazide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
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1081-50-1

1081-50-1 structure

1081-50-1 structure

Name: 4-Pyridinecarboxylicacid, 2-(1-carboxyethylidene)hydrazide
Chemical Name: (2Z)-2-(pyridine-4-carbonylhydrazinylidene)propanoic acid
CAS Number: 1081-50-1
Molecular Formula: C₉H₉N₃O₃
Molecular Weight: 207.18600
Create Date: 2016-06-02 06:25:37
Modify Date: 2025-09-18 08:06:52

Name	(2Z)-2-(pyridine-4-carbonylhydrazinylidene)propanoic acid
Synonyms	pyruvic acid isonicotinyl hydrazone 2-isonicotinoylhydrazono-propionic acid 2-Isonicotinoylhydrazono-propionsaeure Brenztraubensaeure-isonicotinoylhydrazon UNII-5J3GMG27SA Isonicotinoylhydrazonopyruvic acid L 1011 Isoniazid pyruvate

Density	1.34g/cm3
Molecular Formula	C₉H₉N₃O₃
Molecular Weight	207.18600
Exact Mass	207.06400
PSA	91.65000
LogP	0.66280
Index of Refraction	1.604

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NS1245600

CHEMICAL NAME :: Isonicotinic acid, (1-carboxyethylidene)hydrazide

CAS REGISTRY NUMBER :: 1081-50-1

BEILSTEIN REFERENCE NO. :: 0185611

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C9-H9-N3-O3

MOLECULAR WEIGHT :: 207.21

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1040 mg/kg

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

REFERENCE :: GCITA9 Gazzetta Chimica Italiana. (Societa Chimica Italiana, Rome, Italy) V.1- 1871- Volume(issue)/page/year: 82,652,1952

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 515 mg/kg

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

REFERENCE :: GCITA9 Gazzetta Chimica Italiana. (Societa Chimica Italiana, Rome, Italy) V.1- 1871- Volume(issue)/page/year: 82,652,1952

HS Code	2933399090

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%

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