Shanghai Nianxing Industrial Co., Ltd
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Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,4(3H,5H)-Pyrimidinedione,5-diazo-
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Purity: 98.0%
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2435-76-9

2435-76-9 structure

2435-76-9 structure

Name: 2,4(3H,5H)-Pyrimidinedione,5-diazo-
Chemical Name: 5-diazouracil
CAS Number: 2435-76-9
Molecular Formula: C₄H₂N₄O₂
Molecular Weight: 138.08400
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrimidine compound Urinary (urea)pyrimidine
Create Date: 2018-04-19 08:00:00
Modify Date: 2025-08-25 12:47:50

Name	5-diazouracil
Synonyms	5-diazo-5H-pyrimidine-2,4-dione 5-Diazo-uracil 2,4-diossi-5-diazopirimidina EINECS 219-427-0 5-Diazo-5H-pyrimidin-2,4-dion DIAZOURACIL 5-diazo-uraci 2,6-dioxo-5-diazopyrimidine raybin's reagent 5-DIAZO-2,4-DIHYDROXYPYRIMIDINE 5-Diouracil Diouracilmonohydrate

Density	1.6808 (rough estimate)
Boiling Point	253.44°C (rough estimate)
Melting Point	198°C (rough estimate)
Molecular Formula	C₄H₂N₄O₂
Molecular Weight	138.08400
Exact Mass	138.01800
PSA	95.92000
Index of Refraction	1.8010 (estimate)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YQ9630000

CHEMICAL NAME :: Uracil, 5-diazo-

CAS REGISTRY NUMBER :: 2435-76-9

LAST UPDATED :: 199701

DATA ITEMS CITED :: 9

MOLECULAR FORMULA :: C4-H2-N4-O2

MOLECULAR WEIGHT :: 138.10

WISWESSER LINE NOTATION :: T6MVMVJ ENUM

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 :: 30800 ug/kg

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

TYPE OF TEST :: LD10 - Lethal Dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 22 mg/kg

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

MUTATION DATA

TYPE OF TEST :: Unscheduled DNA synthesis

TEST SYSTEM :: Rodent - rat Liver

DOSE/DURATION :: 50 umol/L

REFERENCE :: CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 13,187,1981

HS Code	2933599090

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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