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Pharma Intermediates & Building Blocks

Pyrroles, Pyrrolidines & Pyrazoles

Browse 108 pyrroles, pyrrolidines & pyrazoles: identifiers, molecular data and pack sizes, with worldwide shipping.

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Reference Standard

5-Formyl-2,4-dimethyl-1H-pyrrole-3-carboxylic acid chemical structure

5-Formyl-2,4-dimethyl-1H-pyrrole-3-carboxylic acid

CAS: 253870-02-9
Formula: C₈H₉NO₃
MW: 167.16 g/mol

In stock

5-Methoxyisatin, 97% chemical structure

5-Methoxyisatin, 97%

CAS: 39755-95-8
Formula: C₉H₇NO₃
MW: 177.16 g/mol

VQ-012583

5-Nitroisatin, 97% chemical structure

5-Nitroisatin, 97%

CAS: 611-09-6
Formula: C₈H₄N₂O₄
MW: 192.13 g/mol

VQ-012584

5,10,15,20-Tetrakis(4-hydroxyphenyl)-21H,23H-porphine, 95% chemical structure

5,10,15,20-Tetrakis(4-hydroxyphenyl)-21H,23H-porphine, 95%

CAS: 51094-17-8
Formula: C₄₄H₃₀N₄O₄
MW: 678.7 g/mol

VQ-012576

6-(N-Trifluoroacetyl)aminocaproic Acid N-Succinimidyl Ester chemical structure

6-(N-Trifluoroacetyl)aminocaproic Acid N-Succinimidyl Ester

CAS: 117032-51-6
Formula: C₁₂H₁₅F₃N₂O₅
MW: 324.25 g/mol

VQ-049453

6-Amino-3-methylindazole chemical structure

6-Amino-3-methylindazole

CAS: 79173-62-9
Formula: C₈H₉N₃
MW: 147.18 g/mol

VQ-041359

Adrenochrome Bisulfite Sodium chemical structure

Adrenochrome Bisulfite Sodium

CAS: 5818-84-8
Formula: C₉H₁₀NNaO₆S
MW: 283.24 g/mol

VQ-035631

Ammonium pyrrolidinodithiodarbamate, 98% chemical structure

Ammonium pyrrolidinodithiodarbamate, 98%

CAS: 5108-96-3
Formula: C₅H₁₂N₂S₂
MW: 164.3 g/mol

VQ-012587

AR

Ammonium pyrrolidinodithiodarbamate, GR 99% chemical structure

Ammonium pyrrolidinodithiodarbamate, GR 99%

CAS: 5108-96-3
Formula: C₅H₁₂N₂S₂
MW: 164.3 g/mol

VQ-012588

Anisomycin, ≥98% (HPLC) chemical structure

Anisomycin, ≥98% (HPLC)

CAS: 22862-76-6
Formula: C₁₄H₁₉NO₄
MW: 265.3 g/mol

VQ-012589

BIS THF HNS Derivative 3 chemical structure

BIS THF HNS Derivative 3

CAS: 799241-86-4
Formula: C₁₁H₁₃NO₇
MW: 271.22 g/mol

VQ-036570

Bispyrazolone, ≥95.00% chemical structure

Bispyrazolone, ≥95.00%

CAS: 7477-67-0
Formula: C₂₀H₁₈N₄O₂
MW: 346.4 g/mol

VQ-046872

Bromobimane, ≥97% chemical structure

Bromobimane, ≥97%

CAS: 71418-44-5
Formula: C₁₀H₁₁BrN₂O₂
MW: 271.11 g/mol

VQ-012590

Captopril powder, ≥98% (HPLC) chemical structure

Captopril powder, ≥98% (HPLC)

CAS: 62571-86-2
Formula: C₉H₁₅NO₃S
MW: 217.29 g/mol

VQ-012591

cis-1,2,3,6-Tetrahydrophthalimide, 96% chemical structure

cis-1,2,3,6-Tetrahydrophthalimide, 96%

CAS: 1469-48-3
Formula: C₈H₉NO₂
MW: 151.16 g/mol

VQ-012592

Clindamycin hydrochloride, 97% chemical structure

Clindamycin hydrochloride, 97%

CAS: 21462-39-5
Formula: C₁₈H₃₄Cl₂N₂O₅S
MW: 461.4 g/mol

VQ-012593

Coproporphyrin III chemical structure

Coproporphyrin III

CAS: 14643-66-4
Formula: C₃₆H₃₈N₄O₈
MW: 654.7 g/mol

VQ-040248

D-Prolinamide, 97% chemical structure

D-Prolinamide, 97%

CAS: 62937-45-5
Formula: C₅H₁₀N₂O
MW: 114.15 g/mol

VQ-012594

Desoxo Apremilast chemical structure

Desoxo Apremilast

CAS: 2487573-08-8
Formula: C₄₅H₄₈N₄O₁₄S₂
MW: 933 g/mol

VQ-035777

DOTA-tris(tBu)ester NHS ester chemical structure

DOTA-tris(tBu)ester NHS ester

CAS: 819869-77-7
Formula: C₃₂H₅₅N₅O₁₀
MW: 669.8 g/mol

VQ-012595

Echitamine chemical structure

CAS: 6871-44-9
Formula: C₂₂H₂₉N₂O₄⁺
MW: 385.5 g/mol

VQ-019737

Reference Standard

Eribulin Related Ligand 6 chemical structure

Eribulin Related Ligand 6

CAS: 317-20-4
Formula: C₈H₄FNO₂
MW: 165.12 g/mol

In stock

Ethyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate chemical structure

Ethyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate

CAS: 358629-53-5
Formula: C₁₀H₁₇NO₃
MW: 199.25 g/mol

VQ-037979

Ethyl 4-pyrazolecarboxylate, 98% chemical structure

Ethyl 4-pyrazolecarboxylate, 98%

CAS: 37622-90-5
Formula: C₆H₈N₂O₂
MW: 140.14 g/mol

VQ-012597

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