Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
Price: Check
Purity: 96.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
Price: ￥358.0/5g ￥148.0/1g
Purity: 98.0%
Stocking Period: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

479633-63-1

479633-63-1 structure

479633-63-1 structure

Name: 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
Chemical Name: 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
CAS Number: 479633-63-1
Molecular Formula: C₁₃H₁₀ClN₃O₂S
Molecular Weight: 307.755
Create Date: 2018-12-06 17:07:56
Modify Date: 2025-08-20 17:14:47

Name	4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
Synonyms	4-Chloro-7-[(4-methylphenyl)sulfonyl]-7H-pyrrolo[2,3-d]pyrimidine 7H-Pyrrolo[2,3-d]pyrimidine, 4-chloro-7-[(4-methylphenyl)sulfonyl]- 4-chloro-7-(4-methylphenyl)sulfonylpyrrolo[2,3-d]pyrimidine 4-Chloro-7-(p-toluenesulfonyl)-7H-pyrrolo[2,3-d]pyrimidine Tofacitinib Impurity R

Density	1.5±0.1 g/cm3
Boiling Point	505.3±60.0 °C at 760 mmHg
Melting Point	147 °C
Molecular Formula	C₁₃H₁₀ClN₃O₂S
Molecular Weight	307.755
Flash Point	259.4±32.9 °C
Exact Mass	307.018219
PSA	73.23000
LogP	2.41
Vapour Pressure	0.0±1.3 mmHg at 25°C
Index of Refraction	1.696

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302
Hazard Codes	F+
RIDADR	NONH for all modes of transport
HS Code	2933990090

98-59-9 structure

98-59-9

~85%

479633-63-1 structure

479633-63-1

Literature: WO2007/117494 A1, ; Page/Page column 61-62 ; WO 2007/117494 A1

3680-69-1 structure

3680-69-1

98-59-9 structure

98-59-9

~97%

479633-63-1 structure

479633-63-1

Literature: WO2010/123919 A2, ; Page/Page column 49 ; WO 2010/123919 A2

Precursor 2
98-59-9 3680-69-1
DownStream 1
906092-45-3

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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