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ChemicalBook >> CAS DataBase List >> 7-chloro-3-methyl-3H-1,2,3-triazolo(4,5-d)pyrimidine

7-chloro-3-methyl-3H-1,2,3-triazolo(4,5-d)pyrimidine

7-chloro-3-methyl-3H-1,2,3-triazolo(4,5-d)pyrimidine price.
  • $114 - $3106.95
  • Product name: 7-chloro-3-methyl-3H-1,2,3-triazolo(4,5-d)pyrimidine
  • CAS: 21323-71-7
  • MF: C5H4ClN5
  • MW: 169.57
  • EINECS:
  • MDL Number:MFCD07644656
  • Synonyms:7-chloro-3-methyl-3H-1,2,3-triazolo(4,5-d)pyrimidine;7-Chloro-3-methyl-triazolo[4,5-d]pyrimidine;3H-1,2,3-Triazolo[4,5-d]pyrimidine, 7-chloro-3-methyl-
Price17 Properties Safety Information Description
17 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • American Custom Chemicals Corporation
  • Biosynth
  • Crysdot
  • Matrix Scientific
  • TRC
Package
  • 50mg
  • 100mg
  • 250mg
  • 1G
  • 5G
  • Manufactureraablocks
  • Product numberAA00BHHT
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 97%
  • Packaging250mg
  • Price$238
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00BHHT
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 97%
  • Packaging50mg
  • Price$114
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberAD245020
  • Product description7-Chloro-3-methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine 95%
  • Packaging5G
  • Price$1045
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberAD245020
  • Product description7-Chloro-3-methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine 95%
  • Packaging250MG
  • Price$185
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberAD245020
  • Product description7-Chloro-3-methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine 95%
  • Packaging1G
  • Price$415
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberW4433
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine
  • Packaging5g
  • Price$2173
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0142740
  • Product description7-CHLORO-3-METHYL-3H-1,2,3-TRIAZOLO[4,5-D]PYRIMIDINE 95.00%
  • Packaging5G
  • Price$3106.95
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0142740
  • Product description7-CHLORO-3-METHYL-3H-1,2,3-TRIAZOLO[4,5-D]PYRIMIDINE 95.00%
  • Packaging250MG
  • Price$984.06
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0142740
  • Product description7-CHLORO-3-METHYL-3H-1,2,3-TRIAZOLO[4,5-D]PYRIMIDINE 95.00%
  • Packaging1G
  • Price$693
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberNC44308
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine
  • Packaging250mg
  • Price$585
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberNC44308
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine
  • Packaging50mg
  • Price$250
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberNC44308
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine
  • Packaging100mg
  • Price$294
  • Updated2026-06-04
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11166142
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 95%
  • Packaging1g
  • Price$882
  • Updated2026-05-26
  • Buy
  • ManufacturerMatrix Scientific
  • Product number072588
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 95+%
  • Packaging1g
  • Price$680
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number072588
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 95+%
  • Packaging250mg
  • Price$370
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number072588
  • Product description7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 95+%
  • Packaging5g
  • Price$2040
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00BHHT 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 97% 250mg $238 2026-05-28 Buy
aablocks AA00BHHT 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 97% 50mg $114 2026-05-28 Buy
ACHEMBLOCK AD245020 7-Chloro-3-methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine 95% 5G $1045 2026-05-27 Buy
ACHEMBLOCK AD245020 7-Chloro-3-methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine 95% 250MG $185 2026-05-27 Buy
ACHEMBLOCK AD245020 7-Chloro-3-methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine 95% 1G $415 2026-05-27 Buy
AK Scientific W4433 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 5g $2173 2021-12-16 Buy
American Custom Chemicals Corporation HCH0142740 7-CHLORO-3-METHYL-3H-1,2,3-TRIAZOLO[4,5-D]PYRIMIDINE 95.00% 5G $3106.95 2021-12-16 Buy
American Custom Chemicals Corporation HCH0142740 7-CHLORO-3-METHYL-3H-1,2,3-TRIAZOLO[4,5-D]PYRIMIDINE 95.00% 250MG $984.06 2021-12-16 Buy
American Custom Chemicals Corporation HCH0142740 7-CHLORO-3-METHYL-3H-1,2,3-TRIAZOLO[4,5-D]PYRIMIDINE 95.00% 1G $693 2021-12-16 Buy
Biosynth NC44308 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 250mg $585 2026-06-04 Buy
Biosynth NC44308 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 50mg $250 2026-06-04 Buy
Biosynth NC44308 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 100mg $294 2026-06-04 Buy
Crysdot CD11166142 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 95% 1g $882 2026-05-26 Buy
Matrix Scientific 072588 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 95+% 1g $680 2021-12-16 Buy
Matrix Scientific 072588 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 95+% 250mg $370 2021-12-16 Buy
Matrix Scientific 072588 7-Chloro-3-methyl-3H-1,2,3-triazolo[4,5-d]pyrimidine 95+% 5g $2040 2021-12-16 Buy
Next Last

Properties

storage temp. :under inert gas (nitrogen or Argon) at 2-8°C

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H312 Harmful in contact with skin Acute toxicity,dermal Category 4 Warning P280,P302+P352, P312, P322, P363,P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P312 Call a POISON CENTER or doctor/physician if you feel unwell.
P321 Specific treatment (see … on this label).
P322 Specific measures (see …on this label).
P330 Rinse mouth.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.
P363 Wash contaminated clothing before reuse.
P501 Dispose of contents/container to..…

Description

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Suppliers and manufacturers

Pure Chemistry Scientific Inc. Chiba Pharmaceutical Science and technology Co, Ltd. SynAsst Chemical. Shanghai Worldyang Chemical Co.,Ltd. ShangHai AmK Pharmaceutical Technology Co., Ltd. Amadis Chemical Company Limited Aikon International Limited NewCan Biotech Limited Changzhou Kechem Bio-Scientific Co., LTD. Block Chemical Technology (Shanghai) Co., Ltd.