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4-chloro-7H-pyrrolo[2,3-d]pyrimidine for Tofacitinib citrate intermediate 02
1 Inquiries
3680-69-1
2026-09-06
D-Biotin,Tobramycin base,L(-)-Carnitine base,Polymyxin B sulfate USP,Kanamycin sulfate monohydrate,Finasteride 99% USP
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Product Description
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Seller Information
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Inquiry History
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DescriptionLightbrown to brown crystalline powderKeywords
4-chloro-7H-pyrrolo[2,3-d]pyrimidine
Tofacitinib citrate intermediate
Tofacitinib citrate
Quick DetailsProName:4-chloro-7H-pyrrolo[2,3-d]pyrimidine for Tofacitinib citrate intermediate 02
CasNo:3680-69-1
Molecular Formula:C6H4ClN3
Appearance:White or off-white powder
Application:used for medicine
PackAge:Packaging according to customer requirements
ProductionCapacity:Metric Ton/Day
Purity:≥99.0%
Storage:Room temperature preservation
Transportation:by sea by air express
LimitNum:1 Kilogram
Superiority≥99.0%
DetailsBasic Info-
Product Name:
4-Chloro-7H-pyrrolo[2,3-d]pyrimidine
Other Name:7H-Pyrrolo[2,3-d]pyrimidine,4-chloro-;1H-Pyrrolo[2,3-d]pyrimidine,4-chloro-;4-Chloro-7H-pyrrolo[2,3-d]pyrimidine;4-Chloropyrrolo[2,3-d]pyrimidine;NSC 64952;6-Chloro-7-deazapurine;4-Chloro-1H-pyrrolo[2,3-d]pyrimidine
CAS No.:3680-69-1
Molecular Formula:C6H4ClN3
InChIKeys:InChIKey=BPTCCCTWWAUJRK-UHFFFAOYSA-N
Molecular Weight:153.57
Exact Mass:153.57
EC Number:2017-001-1
UNII:9VV5MK5RX3
NSC Number:64952
DSSTox ID:DTXSID70190280
HScode:2933990090
Categories:
Characteristics-
PSA:
41.6
XLogP3:1.6
Appearance:White to tan Crystalline Powder
Density:1.5±0.1 g/cm3
Melting Point:188 °C (decomp) @ Solvent: Water
Boiling Point:325.9°C at 760 mmHg
Flash Point:180.7ºC
Refractive Index:1.720
Water Solubility:soluble in DMSO, ethyl acetate and methanol.
Storage Conditions:Room temperature.
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 3, Oral
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H301 Toxic if swallowed
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
Response P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P321 Specific treatment (see ... on this label).
P330 Rinse mouth.
Storage P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Manufactory
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Main Products:
D-Biotin,Tobramycin base,L(-)-Carnitine base,Polymyxin B sulfate USP,Kanamycin sulfate monohydrate,Finasteride 99% USP
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Location:
1613 Guangyin Building,No.42 E.Fengqi Road,Hangzhou,310012 China.
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Payment Terms:
TT against copy of documents,L/C
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Average lead Time:
7
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Total Annual Revenue:
$25 million-$50 million
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Total Employees:
11-50
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Year of Establishment:
2011
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Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
India
3680-69-1
500 KG Jul 28, 2026 Post an enquiry for this product
