| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 1971857-82-5 | 3,3′-sulfinyldi(propanehydrazide) | dhso crosslinker | | | | |
| 1971857-88-1 | (5-(三氟甲基)吡嗪-2-基)甲胺盐酸盐 | (5-(Trifluoromethyl)pyrazin-2-yl)methanaminexhydrochloride | C6H7ClF3N3 | 213.59 | | |
| 1971858-34-0 | [5-(三氟甲基)噻吩-2-基]甲胺盐酸盐 | [5-(Trifluoromethyl)thiophen-2-yl]methanamine hydrochloride | | | | |
| 19719-00-7 | | 3-acetamido-5-formamido-2,4,6-triiodo-benzoic aci | | | | |
| 19719-02-9 | | 3-acetamido-5-propionamido-2,4,6-triiodo-benzoic aci | | | | |
| 19719-03-0 | | 3-acetamido-5-butyramido-2,4,6-triiodo-benzoic aci | | | | |
| 19719-28-9 | 2,4-二氯苯基乙酸 | 2,4-Dichlorophenylacetic acid | C8H6Cl2O2 | 205.04 | 128-133℃ | |
| 19719-72-3 | | bis(4-bromophenyl)mercury | | | | |
| 19719-87-0 | | phenethyl p-tolyl sulfone | | | | |
| 1971920-73-6 | Tolebrutinib | | C26H25N5O3 | 455.516 | | |
| 1971937-18-4 | ARN-19702 | | C21H22FN3O3S2 | 447.55 | | |
| 1972-03-8 | | camphorimide | | | | |
| 1972-08-3 | 四氢大麻酚 | △9-Tetrahydrocannabinol solution | C21H30O2 | 314.46 | | |
| 1972-28-7 | 偶氮二甲酸二乙酯 | diethyl azodicarboxylate | C6H10N2O4 | 174.16 | | 106 °C/13 mmHg(lit.) |
| 1972-74-3 | | 2h-1,4-benzodiazepin-2-one, 1,3,4,5-tetrahydro-7-chloro-1-(2-(diethylamino)ethy | | | | |
| 19720-42-4 | | 1,4-bis[(1,3-dimethylbutyl)amino]-10-anthracenedione | | | | |
| 19720-45-7 | | 1,4-bis[(2-methylpropyl)amino]-10-anthracenedione | | | | |
| 19721-22-3 | | 3-mercapto-1-propano | C3H8OS | 92.16 | | 81℃(10 t |
| 19721-29-0 | | 1,2,3,3-Tetrafluoro-cyclopropene | C3F4 | 112.03 | | |
| 19721-37-0 | | 2-propenoic acid, thiodi-2,1-ethanediyl ester | | | | |
| 19721-56-3 | | picromycin | | | | |
| 19721-74-5 | | sulfone, bis(1,2-dichloroethyl) | | | | |
| 19722-09-9 | | Bis[2-(o-hydroxyphenyl)benzoxazole]-copper | C26H16CuN2O4 | 483.96 | | |
| 19722-76-0 | 2,6-二羟基-4-甲氧基苯甲酸甲酯 | Methyl 2,6-dihydroxy-4-methoxybenzoate | C9H10O5 | 198.18 | | |
| 19722-86-2 | 荧光素二辛酸酯 | Fluorescein dicaprylate | | | | |
| 197223-36-2 | | 2,3,5,6-Tetramethylphenylboronic Acid | C6H(CH3)4B(OH)2 | 178.04 | 145-148 ℃(lit.) | 351.2±52.0℃(Predicted) |
| 197223-39-5 | 3,5-二叔丁基苯硼酸 | 3,5-di-tert-butylphenylboronic acid | C14H23BO2 | 234.14 | | |
| 197226-81-6 | 1-甲基-4-(三氟甲基)-1H-吡唑-3-羧酸乙酯 | Ethyl 1-methyl-4-(trifluoromethyl)-1H-pyrazole-3-carboxylate | C8H9F3N2O2 | 222.1645 | | |
| 197227-39-7 | 3,3’,4,4’-四氢xy2-甲氧基chalc酮 | 3,4,3',4'-Tetrahydroxy-2-methoxychalcone | C16H14O6 | 302.28 | | 611.7±55.0 °C at 760 mmHg |
| 197229-63-3 | (2-氧-1,2-二氢吡啶-3-基)氨基甲酸叔丁酯 | tert-butyl (2-oxo-1,2-dihydropyridin-3-yl)carbamate | C10H14N2O3 | 210.2298 | | |
| 197230-28-7 | (S)-2-烯丙基吡咯烷盐酸盐 | (S)-2-Allylpyrrolidine hydrochloride | C7H14ClN | 147.65 | | |
| 197230-31-2 | (R)-2-烯丙基吡咯烷盐酸盐 | (R)-2-Allylpyrrolidine hydrochloride | C7H14ClN | 147.65 | | |
| 197230-74-3 | 4-(羟甲基)-2-碘苯酚 | 4-(Hydroxymethyl)-2-iodophenol | C7H7IO2 | 250.03 | | |
| 197234-18-7 | | 2-hydrazino-1,4,5,6-tetrahydropyrimidine hydrobromide | C4H11BrN4 | | | |
| 197236-49-0 | 5-((2-氨基甲酰基苯基)氨基)-5-氧代戊酸 | 5-((2-Carbamoylphenyl)amino)-5-oxopentanoic acid | C12H14N2O4 | 250.25 | | |
| 197236-50-3 | | 2-amino-6-ureidohexanoic acid | | | | |
| 197236-75-2 | | 4-(2-carbamoylphenylimino)-2,3-dichloro-2-butenoic acid | | | | |
| 197236-79-6 | | 1-(2-carbamoylphenyl)-3-(4-methyl-2-nitrophenyl)urea | | | | |
| 197236-80-9 | | 1-(2-carbamoylphenyl)-3-(4-methyl-3-nitrophenyl)urea | | | | |
| 197239-49-9 | | 2-fluoro-4-(trifluoromethyl)benzyl alcohol | C8H6F4O | 194.12 | | 100℃(15 |
| 197239-54-6 | | 3-(3-fluorophenyl)-2-propyn-1-ol | C9H7FO | 150.1497 | | |
| 197240-27-0 | 2'-羟基-4-甲砜基苯乙酮 | 2-hydroxy-4'-(methylsulfonyl)acetophenone | | | | |
| 197243-46-2 | 2-碘-5-硝基苯酚 | 2-iodo-5-nitrophenol | C6H4INO3 | 265.01 | | 278.9±30.0 °C |
| 197243-48-4 | 2-碘-3-硝基苯酚 | 2-iodo-3-nitrophenol | | | | |
| 197244-30-7 | 5-Amino-6,7-O-isopropylidene-2,3,5-trideoxy-D-ribo-heptonic acid 1,5-lactam | | C10H17NO4 | 215.249 | | |
| 197244-91-0 | 1,1-二杂苯[b]硫代苯甲基N-琥珀酸胺碳酸盐 | 1,1-dioxobenzo[b]thiophen-2-ylmethyl n-succinimidyl carbonate | C14H11NO7S | 337.30 | 165℃ | |
| 197245-13-9 | N-Bsmoc-甘氨酸 | N-(Benzo[b]thiophenesulfone-2-methoxycarbonyl)glycine | C12H11NO6S | 297.29 | | |
| 197245-15-1 | N-Bsmoc-L-丙氨酸 | N-Bsmoc-L-alanine | C13H13NO6S | 311.32 | | |
| 197245-17-3 | N-Bsmoc-L-缬氨酸 | N-Bsmoc-L-valine | C15H17NO6S | 339.37 | | |
| 197245-19-5 | N-Bsmoc-L-苯基丙胺酸 | N-(Benzo[b]thiophenesulfone-2-methoxycarbonyl)-L-phenylalanine | C19H17NO6S | 387.41 | | |
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