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Home > Products > Pharmaceutical R&D Materials > Heterocyclic Building Blocks > 2,5-DIBROMO-3-CHLOROPYRAZINE
2,5-DIBROMO-3-CHLOROPYRAZINE structure, CAS 21943-16-8

2,5-DIBROMO-3-CHLOROPYRAZINE

CAS Number21943-16-8

Synonyms2,5-dibromo-3-chloro-pyrazine; 2,5-Dibromo-3-chloropyrazine; 2,5-Dibrom-3-chlor-pyrazin; QC-6856

Molecular FormulaC4HBr2ClN2

Molecular Weight272.33

Purity96+%

Density2.3±0.1 g/cm3

Boiling Point264.0±35.0 °C at 760 mmHg

Melting Point

Flash Point

AppearanceWhite to off-white solid

EINECS0

MSDSChineseEnglish

Symbol

Signal Word

Cat. No.: 2A-0111932 Purity: 96+%
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Quality Control of [ 21943-16-8 ] Purity: 96+% SDS Specification MoL

COA NMR CNMR HPLC LC-MS
Chemical & Physical Properties
CAS Number21943-16-8
Catalog No.2A-0111932
Chinese Name2,5-二溴-3-氯吡嗪
Synonyms2,5-dibromo-3-chloro-pyrazine; 2,5-Dibromo-3-chloropyrazine; 2,5-Dibrom-3-chlor-pyrazin; QC-6856
Molecular FormulaC4HBr2ClN2
Molecular Weight272.33
Purity96+
Density2.3±0.1 g/cm3
Boiling Point264.0±35.0 °C at 760 mmHg
AppearanceWhite to off-white solid
Storage Conditionroom temperature
EINECS0
HTC2933990090
UN(IATA)0
SMILESClc1nc(Br)cnc1Br
InChI KeyNACQYBDFEPOOQF-UHFFFAOYSA-N
Tax Rebate13.0%
SupervisionNone. MFN tariff: 6.5%. Ordinary tariff: 20.0%
Transport InfoProduct name: 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%
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