Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4,5-Imidazoledicarboxylic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 4,5-Imidazoledicarboxylic acid
Price: ￥108.0/5g ￥348.0/25g
Purity: 97.0%
Stocking Period: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,5-Imidazoledicarboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

570-22-9

570-22-9 structure

570-22-9 structure

Name: 4,5-Imidazoledicarboxylic acid
Chemical Name: 4,5-Imidazoledicarboxylic acid
CAS Number: 570-22-9
Molecular Formula: C₅H₄N₂O₄
Molecular Weight: 156.096
Create Date: 2018-10-04 18:29:24
Modify Date: 2025-08-22 06:57:20

Name	4,5-Imidazoledicarboxylic acid
Synonyms	MFCD00005200 4,5-Imidazoledicarboxylic acid Imidazole-4,5-dicarboxylic acid 1H-Imidazole-4,5-dicarboxylic acid EINECS 209-327-5

Density	1.8±0.1 g/cm3
Boiling Point	631.1±40.0 °C at 760 mmHg
Melting Point	280-285 °C (dec.)(lit.)
Molecular Formula	C₅H₄N₂O₄
Molecular Weight	156.096
Flash Point	335.5±27.3 °C
Exact Mass	156.017105
PSA	103.28000
LogP	0.31
Vapour Pressure	0.0±1.9 mmHg at 25°C
Index of Refraction	1.683

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NI4760000

CHEMICAL NAME :: Imidazole-4,5-dicarboxylic acid

CAS REGISTRY NUMBER :: 570-22-9

BEILSTEIN REFERENCE NO. :: 0147774

LAST UPDATED :: 199709

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C5-H4-N2-O4

MOLECULAR WEIGHT :: 156.11

WISWESSER LINE NOTATION :: T5M CNJ DVQ EVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1800 mg/kg

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

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 41,249,1978

Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	NI4760000
HS Code	2933290090

Precursor 7
1122-28-7 288-32-4 51-17-2 874000-31-4
100-97-0 50-00-0 13171-63-6
DownStream 9
3304-70-9 288-32-4 74-90-8 13189-13-4
1080-79-1 1072-84-0 19485-38-2 26832-08-6
651-34-3

HS Code	2933290090
Summary	2933290090. other compounds containing an unfused imidazole 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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