Pyrimido[5,4-e]-1,2,4-triazine-5,7(6H,8H)-dione,6-methyl

Modify Date: 2026-08-17 09:14:51

Pyrimido[5,4-e]-1,2,4-triazine-5,7(6H,8H)-dione,6-methyl structure	Common Name	Pyrimido[5,4-e]-1,2,4-triazine-5,7(6H,8H)-dione,6-methyl
	CAS Number	5016-18-2	Molecular Weight	179.13600
	Density	1.544g/cm3	Boiling Point	N/A
	Molecular Formula	C₆H₅N₅O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Name	6-methyl-8H-pyrimido[5,4-e][1,2,4]triazine-5,7-dione
Synonym	More Synonyms

Density	1.544g/cm3
Molecular Formula	C₆H₅N₅O₂
Molecular Weight	179.13600
Exact Mass	179.04400
PSA	93.53000
Index of Refraction	1.605
InChIKey	ZLLAXLPOOMLVRF-UHFFFAOYSA-N
SMILES	Cn1c(=O)[nH]c2nncnc2c1=O

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UW7930000

CHEMICAL NAME :: Pyrimido(5,4-e)-as-triazine-5,7(1H,6H)-dione, 6-methyl-

CAS REGISTRY NUMBER :: 5016-18-2

LAST UPDATED :: 199801

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C6-H5-N5-O2

MOLECULAR WEIGHT :: 179.16

WISWESSER LINE NOTATION :: T66 BVNVN GNN JNJ C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 41600 ug/kg

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

REFERENCE :: ANTBAL Antibiotiki. (Moscow, USSR) V.1-29, 1956-84. For publisher information, see AMBIEH. Volume(issue)/page/year: 21,178,1976

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 42200 ug/kg

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

REFERENCE :: ANTBAL Antibiotiki. (Moscow, USSR) V.1-29, 1956-84. For publisher information, see AMBIEH. Volume(issue)/page/year: 21,178,1976

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 128 mg/kg

TOXIC EFFECTS :: Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Blood - changes in spleen

REFERENCE :: ANTBAL Antibiotiki. (Moscow, USSR) V.1-29, 1956-84. For publisher information, see AMBIEH. Volume(issue)/page/year: 21,178,1976

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 44700 ug/kg

TOXIC EFFECTS :: Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Blood - changes in spleen

REFERENCE :: ANTBAL Antibiotiki. (Moscow, USSR) V.1-29, 1956-84. For publisher information, see AMBIEH. Volume(issue)/page/year: 21,178,1976

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 45500 ug/kg

TOXIC EFFECTS :: Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Blood - changes in spleen

REFERENCE :: ANTBAL Antibiotiki. (Moscow, USSR) V.1-29, 1956-84. For publisher information, see AMBIEH. Volume(issue)/page/year: 21,178,1976

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >34 mg/kg

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

REFERENCE :: ANTBAL Antibiotiki. (Moscow, USSR) V.1-29, 1956-84. For publisher information, see AMBIEH. Volume(issue)/page/year: 21,178,1976 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 750 mg/kg/30D-I

TOXIC EFFECTS :: Blood - change in clotting factors Blood - changes in bone marrow (not otherwise specified) Blood - changes in platelet count

REFERENCE :: ANTBAL Antibiotiki. (Moscow, USSR) V.1-29, 1956-84. For publisher information, see AMBIEH. Volume(issue)/page/year: 29,516,1984

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 120 mg/kg/60D-I

TOXIC EFFECTS :: Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - changes in phosphorus

REFERENCE :: ANTBAL Antibiotiki. (Moscow, USSR) V.1-29, 1956-84. For publisher information, see AMBIEH. Volume(issue)/page/year: 21,178,1976

HS Code	2933990090

Precursor 0
DownStream 2
CAS#:3659-97-0 1-Methyl-2,4,5-... CAS#:85894-80-0 5-diazo-3-methy...

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%

Name: Primary cell-based high-throughput screening assay for identification of compounds th...
Source: Johns Hopkins Ion Channel Center
Target: regulator of G-protein signaling 4 isoform 2 [Homo sapiens]
External Id: JHICC_RGS_Act_HTS

Name: Luminescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: mu-type opioid receptor isoform MOR-1 [Homo sapiens]
External Id: OPRM1-OPRD1_AG_LUMI_1536_1X%ACT PRUN

Name: QFRET-based biochemical primary high throughput screening assay to identify exosite i...
Source: The Scripps Research Institute Molecular Screening Center
Target: disintegrin and metalloproteinase domain-containing protein 17 preproprotein [Homo sapiens]
External Id: ADAM17_INH_QFRET_1536_1X%INH PRUN

Name: USP8 deubiquitinase inhibition: Primary qHTS
Source: 24642
Target: ubiquitin specific peptidase 8
External Id: USP8 FAST DUB HTS Primary

Name: Fluorescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_AG_FLUO8_1536_1X%ACT PRUN

Name: USP17 deubiquitinase inhibition: Primary qHTS
Source: 24642
Target: ubiquitin specific peptidase 17 like family member 5
External Id: USP17 FAST DUB HTS Primary

Name: USP7 deubiquitinase inhibition: Primary qHTS
Source: 24642
Target: ubiquitin specific peptidase 7
External Id: USP7 FAST DUB HTS Primary

Name: uHTS identification of small molecule activators of the adaptive arm of the Unfolded ...
Source: Burnham Center for Chemical Genomics
Target: N/A
External Id: BCCG-A405-UPR-XBP1-PrimaryAgonist-Assay

Name: A screen for compounds that inhibit the activity of LtaS in Staphylococcus aureus
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS979

Name: Fluorescence polarization to screen for inhibitor that competite the binding of FadD2...
Source: Broad Institute
Target: FATTY-ACID-CoA LIGASE FADD28 (FATTY-ACID-CoA SYNTHETASE)
External Id: 2147-01_Inhibitor_SinglePoint_HTS_Activity

Total 134, Current Page 1 of 14

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Product Name: Palmitic acid
Price: Check
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pyrimido[5,4-e]-1,2,4-triazine-5,7(6H,8H)-dione,6-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
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Email: enquiry@dycnchem.com

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Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Precursor & DownStream

Customs

Bioassay

Synonyms

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.