2,4-dichlorpyrimidin-5-amin

Modify Date: 2024-01-09 14:52:28

2,4-dichlorpyrimidin-5-amin Structure
2,4-dichlorpyrimidin-5-amin structure
Common Name 2,4-dichlorpyrimidin-5-amin
CAS Number 5177-27-5 Molecular Weight 163.993
Density 1.6±0.1 g/cm3 Boiling Point 290.7±20.0 °C at 760 mmHg
Molecular Formula C4H3Cl2N3 Melting Point 108-112ºC
MSDS USA Flash Point 129.6±21.8 °C
Symbol GHS05 GHS06
GHS05, GHS06
Signal Word Danger

 Names

Name 5-Amino-2,4-dichloropyrimidine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 290.7±20.0 °C at 760 mmHg
Melting Point 108-112ºC
Molecular Formula C4H3Cl2N3
Molecular Weight 163.993
Flash Point 129.6±21.8 °C
Exact Mass 162.970398
PSA 51.80000
LogP 1.30
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.633
Storage condition -20°C Freezer, Under Inert Atmosphere

 MSDS

Material Safety Data Sheet

Section1. Identification of the substance
Product Name: 5-Amino-2,4-dichloropyrimidine
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.
H301:Toxic if swallowed
H317:May cause an allergic skin reaction
H318:Causes serious eye damage
P280:Wear protective gloves/protective clothing/eye protection/face protection
P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present
and easy to do – continue rinsing

Section3. Composition/information on ingredients.
Ingredient name:5-Amino-2,4-dichloropyrimidine
CAS number:5177-27-5

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Storage:Store in closed vessels, refrigerated.

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
No data
Boiling point:
Melting point:No data
Flash point:No data
Density:No data
Molecular formula: C4H3Cl2N3
Molecular weight: 164

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, hydrogen chloride.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
UN Number:UN2811Class: 6.1Packing group: III
Proper shipping name: TOXIC SOLIDS, ORGANIC, N.O.S. (5-Amino-2,4-dichloropyrimidine)

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Symbol GHS05 GHS06
GHS05, GHS06
Signal Word Danger
Hazard Statements H301-H317-H318
Precautionary Statements P280-P301 + P310-P305 + P351 + P338
Hazard Codes Xn
Risk Phrases 22-37/38-41
Safety Phrases 26-39
RIDADR UN 2811 6.1 / PGIII
HS Code 2933599090

 Synthetic Route

~81%

2,4-dichlorpyrimidin-5-amin Structure

2,4-dichlorpyri...

CAS#:5177-27-5

Literature: Burger, Matthew; Lindvall, Mika Patent: US2011/195980 A1, 2011 ; Location in patent: Page/Page column 17 ;

~10%

2,4-dichlorpyrimidin-5-amin Structure

2,4-dichlorpyri...

CAS#:5177-27-5

Literature: Neurocrine Biosciences, Inc. Patent: US5795905 A1, 1998 ;

 Customs

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%

 Synonyms

2,4-dichlorpyrimidin-5-amin
2,4-Dichloro-5-Aminopyrimidine
2,4-Dichloro-5-pyrimidinamine
5-Pyrimidinamine, 2,4-dichloro-
5-Amino-2,4-dichloropyrimidine
MFCD05662684
Pyrimidine, 5-amino-2,4-dichloro-,
2,4-dichloropyrimidin-5-amine