Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,5-Dichloropyrazine-2-carbaldehyde
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 3,5-Dichloro-2-pyrazinecarbaldehyde
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

136866-27-8

136866-27-8 structure

Name: 3,5-Dichloro-2-pyrazinecarbaldehyde
Chemical Name: 3,5-dichloropyrazine-2-carbaldehyde
CAS Number: 136866-27-8
Molecular Formula: C₅H₂Cl₂N₂O
Molecular Weight: 176.988
Create Date: 2018-06-07 09:00:29
Modify Date: 2025-08-25 21:49:22

Name	3,5-dichloropyrazine-2-carbaldehyde
Synonyms	3,5-Dichloropyrazine-2-carbaldehyde 2-Pyrazinecarboxaldehyde,3,5-dichloro 2,6-dichloropyrazine carboxaldehyde 3,5-Dichloropyrazine-2-carboxaldehyde 3,5-Dichloro-2-formylpyrazine 2-Pyrazinecarboxaldehyde, 3,5-dichloro- 3,5-Dichloro-2-pyrazinecarbaldehyde 3,5-dichloro-pyrazine-2-carbaldehyde

Density	1.6±0.1 g/cm3
Boiling Point	240.8±35.0 °C at 760 mmHg
Molecular Formula	C₅H₂Cl₂N₂O
Molecular Weight	176.988
Flash Point	99.4±25.9 °C
Exact Mass	175.954422
PSA	42.85000
LogP	1.77
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.617

Hazard Codes	Xi
HS Code	2933990090

4774-14-5

109-94-4

~55%

136866-27-8

Literature: PFIZER INC.; NINKOVIC, Sacha; BRAGANZA, John Frederick; COLLINS, Michael Raymond; KATH, John Charles; LI, Hui; RICHTER, Daniel Tyler Patent: WO2010/16005 A1, 2010 ; Location in patent: Page/Page column 111-112 ; WO 2010/016005 A1

768-66-1

4774-14-5

109-94-4

136866-27-8

Literature: US2003/220348 A1, ; US 20030220348 A1

Precursor 3
4774-14-5 109-94-4 768-66-1
DownStream 2
136866-38-1 627910-84-3

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%

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