{"id":3216,"date":"2025-08-28T16:34:00","date_gmt":"2025-08-28T08:34:00","guid":{"rendered":"https:\/\/www.honorpigments.com\/?post_type=product&p=3216"},"modified":"2026-05-02T22:29:43","modified_gmt":"2026-05-02T14:29:43","slug":"1-bromo-4-pentene","status":"publish","type":"product","link":"https:\/\/www.honorpigment.com\/ko\/product\/1-bromo-4-pentene\/","title":{"rendered":"1-\ube0c\ub85c\ubaa8-4-\ud39c\ud150(CAS \ubc88\ud638: 1119-51-3)"},"content":{"rendered":"

\uc81c\ud488 \uac1c\uc694<\/h3>\n

1-Bromo-4-pentene<\/strong> (also known as 5-Bromo-1-pentene<\/strong>or 4-Pentenyl bromide) CAS No.: 1119-51-3 , with the chemical formula C\u2085H\u2089Br and a molecular weight of 149.03 g\/mol. It is a clear colorless to light yellow liquid. This compound belongs to the class of alkyl halides with an alkene group and is primarily used in organic synthesis and as a reagent, though it is subject to safety regulations due to its flammable and irritant properties.<\/p>\n

\uc18d\uc131<\/h3>\n

5-Bromo-1-pentene exhibits the following key physical and chemical properties:<\/p>\n

    \n
  • \ubb3c\ub9ac\uc801 \uc0c1\ud0dc<\/strong>: \uc561\uccb4(\uc2e4\uc628\uc5d0\uc11c).<\/li>\n
  • \ubaa8\uc591<\/strong>: \ud22c\uba85\ud55c \ubb34\uc0c9\uc5d0\uc11c \ub2f4\ud669\uc0c9 \uc561\uccb4.<\/li>\n
  • \ub0c4\uc0c8<\/strong>: \uc9c0\uc815\ub418\uc9c0 \uc54a\uc74c.<\/li>\n
  • \ub179\ub294\uc810<\/strong>: -106.7 \u00b0C (estimate).<\/li>\n
  • \ub053\ub294\uc810<\/strong>: 126-127 \u00b0C at 765 mmHg (lit.).<\/li>\n
  • \ubc00\ub3c4<\/strong>: 1.258 g\/mL at 25 \u00b0C (lit.).<\/li>\n
  • \uc6a9\ud574\uc131<\/strong>: Insoluble in water; soluble in organic solvents like chloroform, ethanol, and ether.<\/li>\n
  • \uc548\uc815\uc131<\/strong>: Stable under normal conditions; incompatible with strong oxidizing agents; flammable.<\/li>\n
  • \ub3c5\uc131<\/strong>: Moderately toxic; causes skin irritation, eye irritation, and respiratory irritation; may cause dizziness, nausea, and central nervous system effects upon inhalation.<\/li>\n<\/ul>\n

    \uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/h3>\n

    The primary applications of 5-bromo-1-pentene include:<\/p>\n

      \n
    • \uc720\uae30 \ud569\uc131 \uc911\uac04\uccb4<\/strong>: Used in the stereoselective synthesis of 7\u03b1-(3-carboxypropyl) estradiol, preparation of thioacetates like those in sialic acid derivatives, and recent syntheses of DL-histrionicotoxin and benzophenone-containing fatty acids.<\/li>\n
    • \uc2dc\uc57d<\/strong>: Employed in the production of pharmaceuticals, agrochemicals, fragrances, polymers, and as an analytical reagent.<\/li>\n
    • \uae30\ud0c0<\/strong>: Serves as a versatile building block in organic chemistry for introducing alkyl chains with functional groups.<\/li>\n<\/ul>\n

      \ubd84\ub958<\/h3>\n

      The following table outlines the classification of 5-bromo-1-pentene based on chemical properties, uses, and regulations:<\/p>\n

      \n
      \n
      <\/div>\n<\/div>\n\n\n\n\n\n\n\n\n
      \ubd84\ub958 \uc720\ud615<\/th>\n\ud2b9\uc815 \uce74\ud14c\uace0\ub9ac<\/th>\n\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n
      \ud654\ud559 \ub4f1\uae09<\/strong><\/td>\nAlkyl Halide (Bromoalkene)<\/td>\nAn unsaturated bromoalkane, reactive in nucleophilic substitution and addition reactions.<\/td>\n<\/tr>\n
      \uc0ac\uc6a9 \ud074\ub798\uc2a4<\/strong><\/td>\n\uc720\uae30 \ud569\uc131 \uc2dc\uc57d\/\uc911\uac04\uccb4<\/td>\nPrimarily used as a reagent and intermediate in chemical synthesis.<\/td>\n<\/tr>\n
      \uc704\ud5d8 \ub4f1\uae09<\/strong><\/td>\nFlammable Liquid (UN 1993); Irritant<\/td>\nFlammable (H225, flash point ~31 \u00b0C); skin irritant (H315), eye irritant (H319), respiratory irritant (H335); Packing Group III.<\/td>\n<\/tr>\n
      \uaddc\uc81c \ub4f1\uae09<\/strong><\/td>\n\uaddc\uc81c \ud654\ud559\ubb3c\uc9c8(REACH, TSCA)<\/td>\nListed under EU REACH and US TSCA; subject to environmental and safety controls (WGK 3 in Germany).<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
      \n

      Why Choose Honor Pigments?<\/h3>\n
        \n
      • \ud83c\udf0d Global Export Expertise<\/strong> \u2014 Trusted by customers in 40+ countries for consistent quality and reliable supply<\/li>\n
      • \u2705 Strict Quality Control<\/strong> \u2014 ISO 9001 certified with batch-to-batch consistency and zero-defect policy<\/li>\n
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        \n

        \ud83d\udce9 Need more details?<\/strong><\/p>\n

        Request TDS, SDS, or a free sample for testing.<\/p>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

        CAS NO.: 1119-51-3<\/p>\n

        \ucf58\ud150\uce20:98.00%<\/p>\n

        Application: Used in the stereoselective synthesis of 7\u03b1-(3-carboxypropyl) estradiol, preparation of thioacetates like those in sialic acid derivatives, and recent syntheses of DL-histrionicotoxin and benzophenone-containing fatty acids. etc..<\/p>","protected":false},"featured_media":3217,"template":"","meta":{"rank_math_focus_keyword":"1-Bromo-4-pentene (CAS NO.: 1119-51-3)","rank_math_description":"5-Bromo-1-pentene (also known as 1-Bromo-4-pentene or 4-Pentenyl bromide) CAS No.: 1119-51-3 , with the chemical formula C\u2085H\u2089Br and a molecular weight of 149.03 g\/mol. It is a clear colorless to light yellow liquid. This compound belongs to the class of alkyl halides with an alkene group and is primarily used in organic synthesis and as a reagent, though it is subject to safety regulations due to its flammable and irritant properties.","rank_math_robots":null,"_rank_math_focus_keyword":"1-bromo-4-pentene (cas no.: 1119-51-3)","rank_math_seo_score":"32"},"product_brand":[],"product_cat":[86],"product_tag":[451],"class_list":{"0":"post-3216","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-brominated-compounds-and-derivatives","7":"product_tag-brominated-compounds-and-derivatives","8":"stm_brands-honor-intermediates","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/product\/3216","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":1,"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/product\/3216\/revisions"}],"predecessor-version":[{"id":8687,"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/product\/3216\/revisions\/8687"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/media\/3217"}],"wp:attachment":[{"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/media?parent=3216"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/product_brand?post=3216"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/product_cat?post=3216"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.honorpigment.com\/ko\/wp-json\/wp\/v2\/product_tag?post=3216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}