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: 7H-Pyrazolo(3,4-d)-v-triazin-4-ol, 7-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

18213-76-8

18213-76-8 structure

18213-76-8 structure

Name: 7H-Pyrazolo(3,4-d)-v-triazin-4-ol, 7-methyl-
Chemical Name: 7-Methyl-7H-pyrazolo[3,4-d]-v-triazin-4-ol
CAS Number: 18213-76-8
Molecular Formula: C₅H₅N₅O
Molecular Weight: 151.12600
Create Date: 2017-10-23 02:59:15
Modify Date: 2025-08-26 15:58:34

Name	7-Methyl-7H-pyrazolo[3,4-d]-v-triazin-4-ol
Synonyms	1-Methyl-4-hydroxy-pyrazolo<3,4-d>-vic.-triazin (1-Methyl-1H-imidazol-4-yl)methanol hydrochloride 1-methyl-4-hydroxymethyl-imidazole. hydrochloride 7-methyl-3,7-dihydro-pyrazolo[3,4-d][1,2,3]triazin-4-one

Density	1.84g/cm3
Boiling Point	256.4ºC at 760 mmHg
Molecular Formula	C₅H₅N₅O
Molecular Weight	151.12600
Flash Point	108.8ºC
Exact Mass	151.04900
PSA	76.46000
Vapour Pressure	0.0155mmHg at 25°C
Index of Refraction	1.873

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UR0825000

CHEMICAL NAME :: 7H-Pyrazolo(3,4-d)-v-triazin-4-ol, 7-methyl-

CAS REGISTRY NUMBER :: 18213-76-8

LAST UPDATED :: 197904

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H5-N5-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 180 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#07001

HS Code	2933990090

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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.